18276075

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1948

約数の個数: 36

約数和(自身を含む): 33513480

約数和(自身を除く): 15237405

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1889, 1935, 3225, 5667, 9445, 9675, 17001, 28335, 47225, 81227, 85005, 141675, 243681, 406135, 425025, 731043, 1218405, 2030675, 3655215, 6092025, 18276075]

約数ペア:

[(1, 18276075), (3, 6092025), (5, 3655215), (9, 2030675), (15, 1218405), (25, 731043), (43, 425025), (45, 406135), (75, 243681), (129, 141675), (215, 85005), (225, 81227), (387, 47225), (645, 28335), (1075, 17001), (1889, 9675), (1935, 9445), (3225, 5667)]