251018966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^3\times {\mathrm{383}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 425558016

約数和(自身を除く): 174539050

約数列:

[1, 2, 11, 22, 31, 62, 341, 383, 682, 766, 961, 1922, 4213, 8426, 10571, 11873, 21142, 23746, 29791, 59582, 130603, 261206, 327701, 368063, 655402, 736126, 4048693, 8097386, 11409953, 22819906, 125509483, 251018966]

約数ペア:

[(1, 251018966), (2, 125509483), (11, 22819906), (22, 11409953), (31, 8097386), (62, 4048693), (341, 736126), (383, 655402), (682, 368063), (766, 327701), (961, 261206), (1922, 130603), (4213, 59582), (8426, 29791), (10571, 23746), (11873, 21142)]