1621726344

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{3307}}^1$

素因数の和:3472

約数の個数: 144

約数和(自身を含む): 5147578800

約数和(自身を除く): 3525852456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 139, 147, 168, 196, 252, 278, 294, 392, 417, 441, 504, 556, 588, 834, 882, 973, 1112, 1176, 1251, 1668, 1764, 1946, 2502, 2919, 3307, 3336, 3528, 3892, 5004, 5838, 6614, 6811, 7784, 8757, 9921, 10008, 11676, 13228, 13622, 17514, 19842, 20433, 23149, 23352, 26456, 27244, 29763, 35028, 39684, 40866, 46298, 54488, 59526, 61299, 69447, 70056, 79368, 81732, 92596, 119052, 122598, 138894, 162043, 163464, 185192, 208341, 238104, 245196, 277788, 324086, 416682, 459673, 486129, 490392, 555576, 648172, 833364, 919346, 972258, 1296344, 1379019, 1458387, 1666728, 1838692, 1944516, 2758038, 2916774, 3217711, 3677384, 3889032, 4137057, 5516076, 5833548, 6435422, 8274114, 9653133, 11032152, 11667096, 12870844, 16548228, 19306266, 22523977, 25741688, 28959399, 33096456, 38612532, 45047954, 57918798, 67571931, 77225064, 90095908, 115837596, 135143862, 180191816, 202715793, 231675192, 270287724, 405431586, 540575448, 810863172, 1621726344]

約数ペア:

[(1, 1621726344), (2, 810863172), (3, 540575448), (4, 405431586), (6, 270287724), (7, 231675192), (8, 202715793), (9, 180191816), (12, 135143862), (14, 115837596), (18, 90095908), (21, 77225064), (24, 67571931), (28, 57918798), (36, 45047954), (42, 38612532), (49, 33096456), (56, 28959399), (63, 25741688), (72, 22523977), (84, 19306266), (98, 16548228), (126, 12870844), (139, 11667096), (147, 11032152), (168, 9653133), (196, 8274114), (252, 6435422), (278, 5833548), (294, 5516076), (392, 4137057), (417, 3889032), (441, 3677384), (504, 3217711), (556, 2916774), (588, 2758038), (834, 1944516), (882, 1838692), (973, 1666728), (1112, 1458387), (1176, 1379019), (1251, 1296344), (1668, 972258), (1764, 919346), (1946, 833364), (2502, 648172), (2919, 555576), (3307, 490392), (3336, 486129), (3528, 459673), (3892, 416682), (5004, 324086), (5838, 277788), (6614, 245196), (6811, 238104), (7784, 208341), (8757, 185192), (9921, 163464), (10008, 162043), (11676, 138894), (13228, 122598), (13622, 119052), (17514, 92596), (19842, 81732), (20433, 79368), (23149, 70056), (23352, 69447), (26456, 61299), (27244, 59526), (29763, 54488), (35028, 46298), (39684, 40866)]