640699631

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{7309}}^1$

素因数の和:7946

約数の個数: 16

約数和(自身を含む): 754041120

約数和(自身を除く): 113341489

約数列:

[1, 11, 13, 143, 613, 6743, 7309, 7969, 80399, 87659, 95017, 1045187, 4480417, 49284587, 58245421, 640699631]

約数ペア:

[(1, 640699631), (11, 58245421), (13, 49284587), (143, 4480417), (613, 1045187), (6743, 95017), (7309, 87659), (7969, 80399)]