18057075

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3391}}^1$

素因数の和:3475

約数の個数: 24

約数和(自身を含む): 30283776

約数和(自身を除く): 12226701

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 3391, 5325, 10173, 16955, 50865, 84775, 240761, 254325, 722283, 1203805, 3611415, 6019025, 18057075]

約数ペア:

[(1, 18057075), (3, 6019025), (5, 3611415), (15, 1203805), (25, 722283), (71, 254325), (75, 240761), (213, 84775), (355, 50865), (1065, 16955), (1775, 10173), (3391, 5325)]