71751212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12659}}^1$

素因数の和:12785

約数の個数: 24

約数和(自身を含む): 136474800

約数和(自身を除く): 64723588

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 12659, 25318, 50636, 164567, 329134, 658268, 1379831, 2759662, 5519324, 17937803, 35875606, 71751212]

約数ペア:

[(1, 71751212), (2, 35875606), (4, 17937803), (13, 5519324), (26, 2759662), (52, 1379831), (109, 658268), (218, 329134), (436, 164567), (1417, 50636), (2834, 25318), (5668, 12659)]