28277886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{773}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 70737408

約数和(自身を除く): 42459522

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 67, 78, 91, 134, 182, 201, 273, 402, 469, 546, 773, 871, 938, 1407, 1546, 1742, 2319, 2613, 2814, 4638, 5226, 5411, 6097, 10049, 10822, 12194, 16233, 18291, 20098, 30147, 32466, 36582, 51791, 60294, 70343, 103582, 140686, 155373, 211029, 310746, 362537, 422058, 673283, 725074, 1087611, 1346566, 2019849, 2175222, 4039698, 4712981, 9425962, 14138943, 28277886]

約数ペア:

[(1, 28277886), (2, 14138943), (3, 9425962), (6, 4712981), (7, 4039698), (13, 2175222), (14, 2019849), (21, 1346566), (26, 1087611), (39, 725074), (42, 673283), (67, 422058), (78, 362537), (91, 310746), (134, 211029), (182, 155373), (201, 140686), (273, 103582), (402, 70343), (469, 60294), (546, 51791), (773, 36582), (871, 32466), (938, 30147), (1407, 20098), (1546, 18291), (1742, 16233), (2319, 12194), (2613, 10822), (2814, 10049), (4638, 6097), (5226, 5411)]