221973472

素因数分解:

$2^5\times 7^1\times {\mathrm{990953}}^1$

素因数の和:990970

約数の個数: 24

約数和(自身を含む): 499440816

約数和(自身を除く): 277467344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 990953, 1981906, 3963812, 6936671, 7927624, 13873342, 15855248, 27746684, 31710496, 55493368, 110986736, 221973472]

約数ペア:

[(1, 221973472), (2, 110986736), (4, 55493368), (7, 31710496), (8, 27746684), (14, 15855248), (16, 13873342), (28, 7927624), (32, 6936671), (56, 3963812), (112, 1981906), (224, 990953)]