1280521822

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1\times {\mathrm{22807}}^1$

素因数の和:23295

約数の個数: 16

約数和(自身を含む): 1954189440

約数和(自身を除く): 673667618

約数列:

[1, 2, 67, 134, 419, 838, 22807, 28073, 45614, 56146, 1528069, 3056138, 9556133, 19112266, 640260911, 1280521822]

約数ペア:

[(1, 1280521822), (2, 640260911), (67, 19112266), (134, 9556133), (419, 3056138), (838, 1528069), (22807, 56146), (28073, 45614)]