263489134

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{10853}}^1$

素因数の和:11115

約数の個数: 16

約数和(自身を含む): 403768800

約数和(自身を除く): 140279666

約数列:

[1, 2, 61, 122, 199, 398, 10853, 12139, 21706, 24278, 662033, 1324066, 2159747, 4319494, 131744567, 263489134]

約数ペア:

[(1, 263489134), (2, 131744567), (61, 4319494), (122, 2159747), (199, 1324066), (398, 662033), (10853, 24278), (12139, 21706)]