31920628

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 36

約数和(自身を含む): 60576012

約数和(自身を除く): 28655384

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 289, 521, 578, 901, 1042, 1156, 1802, 2084, 3604, 8857, 15317, 17714, 27613, 30634, 35428, 55226, 61268, 110452, 150569, 301138, 469421, 602276, 938842, 1877684, 7980157, 15960314, 31920628]

約数ペア:

[(1, 31920628), (2, 15960314), (4, 7980157), (17, 1877684), (34, 938842), (53, 602276), (68, 469421), (106, 301138), (212, 150569), (289, 110452), (521, 61268), (578, 55226), (901, 35428), (1042, 30634), (1156, 27613), (1802, 17714), (2084, 15317), (3604, 8857)]