3939225

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 6642432

約数和(自身を除く): 2703207

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 991, 1325, 2973, 3975, 4955, 14865, 24775, 52523, 74325, 157569, 262615, 787845, 1313075, 3939225]

約数ペア:

[(1, 3939225), (3, 1313075), (5, 787845), (15, 262615), (25, 157569), (53, 74325), (75, 52523), (159, 24775), (265, 14865), (795, 4955), (991, 3975), (1325, 2973)]