12974815

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 19008000

約数和(自身を除く): 6033185

約数列:

[1, 5, 7, 19, 35, 95, 109, 133, 179, 545, 665, 763, 895, 1253, 2071, 3401, 3815, 6265, 10355, 14497, 17005, 19511, 23807, 72485, 97555, 119035, 136577, 370709, 682885, 1853545, 2594963, 12974815]

約数ペア:

[(1, 12974815), (5, 2594963), (7, 1853545), (19, 682885), (35, 370709), (95, 136577), (109, 119035), (133, 97555), (179, 72485), (545, 23807), (665, 19511), (763, 17005), (895, 14497), (1253, 10355), (2071, 6265), (3401, 3815)]