18483975

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:856

約数の個数: 36

約数和(自身を含む): 33445776

約数和(自身を除く): 14961801

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 565, 727, 1017, 1695, 2181, 2825, 3635, 5085, 6543, 8475, 10905, 18175, 25425, 32715, 54525, 82151, 163575, 246453, 410755, 739359, 1232265, 2053775, 3696795, 6161325, 18483975]

約数ペア:

[(1, 18483975), (3, 6161325), (5, 3696795), (9, 2053775), (15, 1232265), (25, 739359), (45, 410755), (75, 246453), (113, 163575), (225, 82151), (339, 54525), (565, 32715), (727, 25425), (1017, 18175), (1695, 10905), (2181, 8475), (2825, 6543), (3635, 5085)]