2155542915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{17497}}^1$

素因数の和:17739

約数の個数: 32

約数和(自身を含む): 3547754496

約数和(自身を除く): 1392211581

約数列:

[1, 3, 5, 15, 43, 129, 191, 215, 573, 645, 955, 2865, 8213, 17497, 24639, 41065, 52491, 87485, 123195, 262455, 752371, 2257113, 3341927, 3761855, 10025781, 11285565, 16709635, 50128905, 143702861, 431108583, 718514305, 2155542915]

約数ペア:

[(1, 2155542915), (3, 718514305), (5, 431108583), (15, 143702861), (43, 50128905), (129, 16709635), (191, 11285565), (215, 10025781), (573, 3761855), (645, 3341927), (955, 2257113), (2865, 752371), (8213, 262455), (17497, 123195), (24639, 87485), (41065, 52491)]