1978049009216

素因数分解:

$2^6\times 7^1\times {\mathrm{4415287967}}^1$

素因数の和:4415287986

約数の個数: 28

約数和(自身を含む): 4485932575488

約数和(自身を除く): 2507883566272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 4415287967, 8830575934, 17661151868, 30907015769, 35322303736, 61814031538, 70644607472, 123628063076, 141289214944, 247256126152, 282578429888, 494512252304, 989024504608, 1978049009216]

約数ペア:

[(1, 1978049009216), (2, 989024504608), (4, 494512252304), (7, 282578429888), (8, 247256126152), (14, 141289214944), (16, 123628063076), (28, 70644607472), (32, 61814031538), (56, 35322303736), (64, 30907015769), (112, 17661151868), (224, 8830575934), (448, 4415287967)]