18245475

素因数分解:

$3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1076

約数の個数: 36

約数和(自身を含む): 33107256

約数和(自身を除く): 14861781

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 83, 225, 249, 415, 747, 977, 1245, 2075, 2931, 3735, 4885, 6225, 8793, 14655, 18675, 24425, 43965, 73275, 81091, 219825, 243273, 405455, 729819, 1216365, 2027275, 3649095, 6081825, 18245475]

約数ペア:

[(1, 18245475), (3, 6081825), (5, 3649095), (9, 2027275), (15, 1216365), (25, 729819), (45, 405455), (75, 243273), (83, 219825), (225, 81091), (249, 73275), (415, 43965), (747, 24425), (977, 18675), (1245, 14655), (2075, 8793), (2931, 6225), (3735, 4885)]