47579721

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 75387648

約数和(自身を除く): 27807927

約数列:

[1, 3, 7, 21, 41, 73, 123, 219, 287, 511, 757, 861, 1533, 2271, 2993, 5299, 8979, 15897, 20951, 31037, 55261, 62853, 93111, 165783, 217259, 386827, 651777, 1160481, 2265701, 6797103, 15859907, 47579721]

約数ペア:

[(1, 47579721), (3, 15859907), (7, 6797103), (21, 2265701), (41, 1160481), (73, 651777), (123, 386827), (219, 217259), (287, 165783), (511, 93111), (757, 62853), (861, 55261), (1533, 31037), (2271, 20951), (2993, 15897), (5299, 8979)]