4008225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4137

約数の個数: 24

約数和(自身を含む): 7138432

約数和(自身を除く): 3130207

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 4111, 12333, 20555, 53443, 61665, 102775, 160329, 267215, 308325, 801645, 1336075, 4008225]

約数ペア:

[(1, 4008225), (3, 1336075), (5, 801645), (13, 308325), (15, 267215), (25, 160329), (39, 102775), (65, 61665), (75, 53443), (195, 20555), (325, 12333), (975, 4111)]