161661472

素因数分解:

$2^5\times 7^1\times {\mathrm{721703}}^1$

素因数の和:721720

約数の個数: 24

約数和(自身を含む): 363738816

約数和(自身を除く): 202077344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 721703, 1443406, 2886812, 5051921, 5773624, 10103842, 11547248, 20207684, 23094496, 40415368, 80830736, 161661472]

約数ペア:

[(1, 161661472), (2, 80830736), (4, 40415368), (7, 23094496), (8, 20207684), (14, 11547248), (16, 10103842), (28, 5773624), (32, 5051921), (56, 2886812), (112, 1443406), (224, 721703)]