128826438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1651621}}^1$

素因数の和:1651639

約数の個数: 16

約数和(自身を含む): 277472496

約数和(自身を除く): 148646058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1651621, 3303242, 4954863, 9909726, 21471073, 42942146, 64413219, 128826438]

約数ペア:

[(1, 128826438), (2, 64413219), (3, 42942146), (6, 21471073), (13, 9909726), (26, 4954863), (39, 3303242), (78, 1651621)]