81159736

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{46751}}^1$

素因数の和:46795

約数の個数: 32

約数和(自身を含む): 179527680

約数和(自身を除く): 98367944

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 46751, 93502, 187004, 327257, 374008, 654514, 1309028, 1449281, 2618056, 2898562, 5797124, 10144967, 11594248, 20289934, 40579868, 81159736]

約数ペア:

[(1, 81159736), (2, 40579868), (4, 20289934), (7, 11594248), (8, 10144967), (14, 5797124), (28, 2898562), (31, 2618056), (56, 1449281), (62, 1309028), (124, 654514), (217, 374008), (248, 327257), (434, 187004), (868, 93502), (1736, 46751)]