981835125

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{60889}}^1$

素因数の和:60950

約数の個数: 32

約数和(自身を含む): 1671795840

約数和(自身を除く): 689960715

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1075, 3225, 5375, 16125, 60889, 182667, 304445, 913335, 1522225, 2618227, 4566675, 7611125, 7854681, 13091135, 22833375, 39273405, 65455675, 196367025, 327278375, 981835125]

約数ペア:

[(1, 981835125), (3, 327278375), (5, 196367025), (15, 65455675), (25, 39273405), (43, 22833375), (75, 13091135), (125, 7854681), (129, 7611125), (215, 4566675), (375, 2618227), (645, 1522225), (1075, 913335), (3225, 304445), (5375, 182667), (16125, 60889)]