490633515

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1231}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 902918016

約数和(自身を除く): 412284501

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 521, 765, 1231, 1563, 2605, 3693, 4689, 6155, 7815, 8857, 11079, 18465, 20927, 23445, 26571, 44285, 55395, 62781, 79713, 104635, 132855, 188343, 313905, 398565, 641351, 941715, 1924053, 3206755, 5772159, 9620265, 10902967, 28860795, 32708901, 54514835, 98126703, 163544505, 490633515]

約数ペア:

[(1, 490633515), (3, 163544505), (5, 98126703), (9, 54514835), (15, 32708901), (17, 28860795), (45, 10902967), (51, 9620265), (85, 5772159), (153, 3206755), (255, 1924053), (521, 941715), (765, 641351), (1231, 398565), (1563, 313905), (2605, 188343), (3693, 132855), (4689, 104635), (6155, 79713), (7815, 62781), (8857, 55395), (11079, 44285), (18465, 26571), (20927, 23445)]