11968775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5261}}^1$

素因数の和:5291

約数の個数: 24

約数和(自身を含む): 18269664

約数和(自身を除く): 6300889

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5261, 26305, 36827, 68393, 131525, 184135, 341965, 478751, 920675, 1709825, 2393755, 11968775]

約数ペア:

[(1, 11968775), (5, 2393755), (7, 1709825), (13, 920675), (25, 478751), (35, 341965), (65, 184135), (91, 131525), (175, 68393), (325, 36827), (455, 26305), (2275, 5261)]