268354788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1720223}}^1$

素因数の和:1720243

約数の個数: 24

約数和(自身を含む): 674327808

約数和(自身を除く): 405973020

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1720223, 3440446, 5160669, 6880892, 10321338, 20642676, 22362899, 44725798, 67088697, 89451596, 134177394, 268354788]

約数ペア:

[(1, 268354788), (2, 134177394), (3, 89451596), (4, 67088697), (6, 44725798), (12, 22362899), (13, 20642676), (26, 10321338), (39, 6880892), (52, 5160669), (78, 3440446), (156, 1720223)]