78171028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20593}}^1$

素因数の和:20683

約数の個数: 24

約数和(自身を含む): 149347688

約数和(自身を除く): 71176660

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 20593, 41186, 82372, 267709, 535418, 1070836, 1503289, 3006578, 6013156, 19542757, 39085514, 78171028]

約数ペア:

[(1, 78171028), (2, 39085514), (4, 19542757), (13, 6013156), (26, 3006578), (52, 1503289), (73, 1070836), (146, 535418), (292, 267709), (949, 82372), (1898, 41186), (3796, 20593)]