157972089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 234897408

約数和(自身を除く): 76925319

約数列:

[1, 3, 11, 33, 71, 191, 213, 353, 573, 781, 1059, 2101, 2343, 3883, 6303, 11649, 13561, 25063, 40683, 67423, 75189, 149171, 202269, 275693, 447513, 741653, 827079, 2224959, 4787033, 14361099, 52657363, 157972089]

約数ペア:

[(1, 157972089), (3, 52657363), (11, 14361099), (33, 4787033), (71, 2224959), (191, 827079), (213, 741653), (353, 447513), (573, 275693), (781, 202269), (1059, 149171), (2101, 75189), (2343, 67423), (3883, 40683), (6303, 25063), (11649, 13561)]