18186075

素因数分解:

$3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:764

約数の個数: 36

約数和(自身を含む): 32875128

約数和(自身を除く): 14689053

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 131, 225, 393, 617, 655, 1179, 1851, 1965, 3085, 3275, 5553, 5895, 9255, 9825, 15425, 27765, 29475, 46275, 80827, 138825, 242481, 404135, 727443, 1212405, 2020675, 3637215, 6062025, 18186075]

約数ペア:

[(1, 18186075), (3, 6062025), (5, 3637215), (9, 2020675), (15, 1212405), (25, 727443), (45, 404135), (75, 242481), (131, 138825), (225, 80827), (393, 46275), (617, 29475), (655, 27765), (1179, 15425), (1851, 9825), (1965, 9255), (3085, 5895), (3275, 5553)]