397738635

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{541141}}^1$

素因数の和:541163

約数の個数: 24

約数和(自身を含む): 740282256

約数和(自身を除く): 342543621

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 541141, 1623423, 2705705, 3787987, 8117115, 11363961, 18939935, 26515909, 56819805, 79547727, 132579545, 397738635]

約数ペア:

[(1, 397738635), (3, 132579545), (5, 79547727), (7, 56819805), (15, 26515909), (21, 18939935), (35, 11363961), (49, 8117115), (105, 3787987), (147, 2705705), (245, 1623423), (735, 541141)]