16903305

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2521}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 29507400

約数和(自身を除く): 12604095

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 2521, 6705, 7563, 12605, 22689, 37815, 113445, 375629, 1126887, 1878145, 3380661, 5634435, 16903305]

約数ペア:

[(1, 16903305), (3, 5634435), (5, 3380661), (9, 1878145), (15, 1126887), (45, 375629), (149, 113445), (447, 37815), (745, 22689), (1341, 12605), (2235, 7563), (2521, 6705)]