1390752008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{5607871}}^1$

素因数の和:5607908

約数の個数: 16

約数和(自身を含む): 2691778560

約数和(自身を除く): 1301026552

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 5607871, 11215742, 22431484, 44862968, 173844001, 347688002, 695376004, 1390752008]

約数ペア:

[(1, 1390752008), (2, 695376004), (4, 347688002), (8, 173844001), (31, 44862968), (62, 22431484), (124, 11215742), (248, 5607871)]