28686684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 79168320

約数和(自身を除く): 50481636

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 116, 156, 174, 204, 221, 348, 373, 377, 442, 493, 663, 746, 754, 884, 986, 1119, 1131, 1326, 1479, 1492, 1508, 1972, 2238, 2262, 2652, 2958, 4476, 4524, 4849, 5916, 6341, 6409, 9698, 10817, 12682, 12818, 14547, 19023, 19227, 19396, 21634, 25364, 25636, 29094, 32451, 38046, 38454, 43268, 58188, 64902, 76092, 76908, 82433, 129804, 140621, 164866, 183889, 247299, 281242, 329732, 367778, 421863, 494598, 551667, 562484, 735556, 843726, 989196, 1103334, 1687452, 2206668, 2390557, 4781114, 7171671, 9562228, 14343342, 28686684]

約数ペア:

[(1, 28686684), (2, 14343342), (3, 9562228), (4, 7171671), (6, 4781114), (12, 2390557), (13, 2206668), (17, 1687452), (26, 1103334), (29, 989196), (34, 843726), (39, 735556), (51, 562484), (52, 551667), (58, 494598), (68, 421863), (78, 367778), (87, 329732), (102, 281242), (116, 247299), (156, 183889), (174, 164866), (204, 140621), (221, 129804), (348, 82433), (373, 76908), (377, 76092), (442, 64902), (493, 58188), (663, 43268), (746, 38454), (754, 38046), (884, 32451), (986, 29094), (1119, 25636), (1131, 25364), (1326, 21634), (1479, 19396), (1492, 19227), (1508, 19023), (1972, 14547), (2238, 12818), (2262, 12682), (2652, 10817), (2958, 9698), (4476, 6409), (4524, 6341), (4849, 5916)]