309913214

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 507396960

約数和(自身を除く): 197483746

約数列:

[1, 2, 13, 26, 169, 251, 281, 338, 502, 562, 2197, 3263, 3653, 4394, 6526, 7306, 42419, 47489, 70531, 84838, 94978, 141062, 551447, 617357, 916903, 1102894, 1234714, 1833806, 11919739, 23839478, 154956607, 309913214]

約数ペア:

[(1, 309913214), (2, 154956607), (13, 23839478), (26, 11919739), (169, 1833806), (251, 1234714), (281, 1102894), (338, 916903), (502, 617357), (562, 551447), (2197, 141062), (3263, 94978), (3653, 84838), (4394, 70531), (6526, 47489), (7306, 42419)]