215781156

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1013}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 560656824

約数和(自身を除く): 344875668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 97, 122, 183, 194, 244, 291, 366, 388, 549, 582, 732, 873, 1013, 1098, 1164, 1746, 2026, 2196, 3039, 3492, 4052, 5917, 6078, 9117, 11834, 12156, 17751, 18234, 23668, 35502, 36468, 53253, 61793, 71004, 98261, 106506, 123586, 185379, 196522, 213012, 247172, 294783, 370758, 393044, 556137, 589566, 741516, 884349, 1112274, 1179132, 1768698, 2224548, 3537396, 5993921, 11987842, 17981763, 23975684, 35963526, 53945289, 71927052, 107890578, 215781156]

約数ペア:

[(1, 215781156), (2, 107890578), (3, 71927052), (4, 53945289), (6, 35963526), (9, 23975684), (12, 17981763), (18, 11987842), (36, 5993921), (61, 3537396), (97, 2224548), (122, 1768698), (183, 1179132), (194, 1112274), (244, 884349), (291, 741516), (366, 589566), (388, 556137), (549, 393044), (582, 370758), (732, 294783), (873, 247172), (1013, 213012), (1098, 196522), (1164, 185379), (1746, 123586), (2026, 106506), (2196, 98261), (3039, 71004), (3492, 61793), (4052, 53253), (5917, 36468), (6078, 35502), (9117, 23668), (11834, 18234), (12156, 17751)]