12278945

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11317}}^1$

素因数の和:11360

約数の個数: 16

約数和(自身を含む): 17384448

約数和(自身を除く): 5105503

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 11317, 56585, 79219, 350827, 396095, 1754135, 2455789, 12278945]

約数ペア:

[(1, 12278945), (5, 2455789), (7, 1754135), (31, 396095), (35, 350827), (155, 79219), (217, 56585), (1085, 11317)]