12740246

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:775

約数の個数: 16

約数和(自身を含む): 19587744

約数和(自身を除く): 6847498

約数列:

[1, 2, 53, 106, 263, 457, 526, 914, 13939, 24221, 27878, 48442, 120191, 240382, 6370123, 12740246]

約数ペア:

[(1, 12740246), (2, 6370123), (53, 240382), (106, 120191), (263, 48442), (457, 27878), (526, 24221), (914, 13939)]