129473456

素因数分解:

$2^4\times 7^1\times {\mathrm{1156013}}^1$

素因数の和:1156028

約数の個数: 20

約数和(自身を含む): 286691472

約数和(自身を除く): 157218016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1156013, 2312026, 4624052, 8092091, 9248104, 16184182, 18496208, 32368364, 64736728, 129473456]

約数ペア:

[(1, 129473456), (2, 64736728), (4, 32368364), (7, 18496208), (8, 16184182), (14, 9248104), (16, 8092091), (28, 4624052), (56, 2312026), (112, 1156013)]