287081210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{129901}}^1$

素因数の和:129938

約数の個数: 32

約数和(自身を含む): 589235472

約数和(自身を除く): 302154262

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 129901, 259802, 649505, 1299010, 1688713, 2208317, 3377426, 4416634, 8443565, 11041585, 16887130, 22083170, 28708121, 57416242, 143540605, 287081210]

約数ペア:

[(1, 287081210), (2, 143540605), (5, 57416242), (10, 28708121), (13, 22083170), (17, 16887130), (26, 11041585), (34, 8443565), (65, 4416634), (85, 3377426), (130, 2208317), (170, 1688713), (221, 1299010), (442, 649505), (1105, 259802), (2210, 129901)]