71409488

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{43331}}^1$

素因数の和:43442

約数の個数: 20

約数和(自身を含む): 139702368

約数和(自身を除く): 68292880

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 43331, 86662, 173324, 346648, 693296, 4463093, 8926186, 17852372, 35704744, 71409488]

約数ペア:

[(1, 71409488), (2, 35704744), (4, 17852372), (8, 8926186), (16, 4463093), (103, 693296), (206, 346648), (412, 173324), (824, 86662), (1648, 43331)]