39645905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1153}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 53605608

約数和(自身を除く): 13959703

約数列:

[1, 5, 13, 23, 65, 115, 299, 529, 1153, 1495, 2645, 5765, 6877, 14989, 26519, 34385, 74945, 132595, 344747, 609937, 1723735, 3049685, 7929181, 39645905]

約数ペア:

[(1, 39645905), (5, 7929181), (13, 3049685), (23, 1723735), (65, 609937), (115, 344747), (299, 132595), (529, 74945), (1153, 34385), (1495, 26519), (2645, 14989), (5765, 6877)]