287431386

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{523}}^1\times {\mathrm{757}}^1$

素因数の和:1307

約数の個数: 48

約数和(自身を含む): 633918432

約数和(自身を除く): 346487046

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 523, 726, 757, 1046, 1514, 1569, 2271, 3138, 4542, 5753, 8327, 11506, 16654, 17259, 24981, 34518, 49962, 63283, 91597, 126566, 183194, 189849, 274791, 379698, 395911, 549582, 791822, 1187733, 2375466, 4355021, 8710042, 13065063, 26130126, 47905231, 95810462, 143715693, 287431386]

約数ペア:

[(1, 287431386), (2, 143715693), (3, 95810462), (6, 47905231), (11, 26130126), (22, 13065063), (33, 8710042), (66, 4355021), (121, 2375466), (242, 1187733), (363, 791822), (523, 549582), (726, 395911), (757, 379698), (1046, 274791), (1514, 189849), (1569, 183194), (2271, 126566), (3138, 91597), (4542, 63283), (5753, 49962), (8327, 34518), (11506, 24981), (16654, 17259)]