28325466

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 72858240

約数和(自身を除く): 44532774

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 23, 26, 38, 39, 46, 57, 69, 78, 114, 117, 138, 171, 207, 234, 247, 277, 299, 342, 414, 437, 494, 554, 598, 741, 831, 874, 897, 1311, 1482, 1662, 1794, 2223, 2493, 2622, 2691, 3601, 3933, 4446, 4986, 5263, 5382, 5681, 6371, 7202, 7866, 10526, 10803, 11362, 12742, 15789, 17043, 19113, 21606, 31578, 32409, 34086, 38226, 47367, 51129, 57339, 64818, 68419, 82823, 94734, 102258, 114678, 121049, 136838, 165646, 205257, 242098, 248469, 363147, 410514, 496938, 615771, 726294, 745407, 1089441, 1231542, 1490814, 1573637, 2178882, 3147274, 4720911, 9441822, 14162733, 28325466]

約数ペア:

[(1, 28325466), (2, 14162733), (3, 9441822), (6, 4720911), (9, 3147274), (13, 2178882), (18, 1573637), (19, 1490814), (23, 1231542), (26, 1089441), (38, 745407), (39, 726294), (46, 615771), (57, 496938), (69, 410514), (78, 363147), (114, 248469), (117, 242098), (138, 205257), (171, 165646), (207, 136838), (234, 121049), (247, 114678), (277, 102258), (299, 94734), (342, 82823), (414, 68419), (437, 64818), (494, 57339), (554, 51129), (598, 47367), (741, 38226), (831, 34086), (874, 32409), (897, 31578), (1311, 21606), (1482, 19113), (1662, 17043), (1794, 15789), (2223, 12742), (2493, 11362), (2622, 10803), (2691, 10526), (3601, 7866), (3933, 7202), (4446, 6371), (4986, 5681), (5263, 5382)]