31839717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{523}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 52584448

約数和(自身を除く): 20744731

約数列:

[1, 3, 7, 13, 21, 39, 91, 223, 273, 523, 669, 1561, 1569, 2899, 3661, 4683, 6799, 8697, 10983, 20293, 20397, 47593, 60879, 116629, 142779, 349887, 816403, 1516177, 2449209, 4548531, 10613239, 31839717]

約数ペア:

[(1, 31839717), (3, 10613239), (7, 4548531), (13, 2449209), (21, 1516177), (39, 816403), (91, 349887), (223, 142779), (273, 116629), (523, 60879), (669, 47593), (1561, 20397), (1569, 20293), (2899, 10983), (3661, 8697), (4683, 6799)]