20171477145

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1\times {\mathrm{25189}}^1$

素因数の和:25665

約数の個数: 32

約数和(自身を含む): 32559183360

約数和(自身を除く): 12387706215

約数列:

[1, 3, 5, 15, 197, 271, 591, 813, 985, 1355, 2955, 4065, 25189, 53387, 75567, 125945, 160161, 266935, 377835, 800805, 4962233, 6826219, 14886699, 20478657, 24811165, 34131095, 74433495, 102393285, 1344765143, 4034295429, 6723825715, 20171477145]

約数ペア:

[(1, 20171477145), (3, 6723825715), (5, 4034295429), (15, 1344765143), (197, 102393285), (271, 74433495), (591, 34131095), (813, 24811165), (985, 20478657), (1355, 14886699), (2955, 6826219), (4065, 4962233), (25189, 800805), (53387, 377835), (75567, 266935), (125945, 160161)]