291465130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139457}}^1$

素因数の和:139494

約数の個数: 32

約数和(自身を含む): 602458560

約数和(自身を除く): 310993430

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 139457, 278914, 697285, 1394570, 1534027, 2649683, 3068054, 5299366, 7670135, 13248415, 15340270, 26496830, 29146513, 58293026, 145732565, 291465130]

約数ペア:

[(1, 291465130), (2, 145732565), (5, 58293026), (10, 29146513), (11, 26496830), (19, 15340270), (22, 13248415), (38, 7670135), (55, 5299366), (95, 3068054), (110, 2649683), (190, 1534027), (209, 1394570), (418, 697285), (1045, 278914), (2090, 139457)]