1388390566

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{34361}}^1$

素因数の和:34679

約数の個数: 16

約数和(自身を含む): 2115324720

約数和(自身を除く): 726934154

約数列:

[1, 2, 89, 178, 227, 454, 20203, 34361, 40406, 68722, 3058129, 6116258, 7799947, 15599894, 694195283, 1388390566]

約数ペア:

[(1, 1388390566), (2, 694195283), (89, 15599894), (178, 7799947), (227, 6116258), (454, 3058129), (20203, 68722), (34361, 40406)]