127965136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2221}}^1$

素因数の和:2519

約数の個数: 40

約数和(自身を含む): 268088744

約数和(自身を除く): 140123608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 277, 554, 1108, 2216, 2221, 3601, 4432, 4442, 7202, 8884, 14404, 17768, 28808, 28873, 35536, 57616, 57746, 115492, 230984, 461968, 615217, 1230434, 2460868, 4921736, 7997821, 9843472, 15995642, 31991284, 63982568, 127965136]

約数ペア:

[(1, 127965136), (2, 63982568), (4, 31991284), (8, 15995642), (13, 9843472), (16, 7997821), (26, 4921736), (52, 2460868), (104, 1230434), (208, 615217), (277, 461968), (554, 230984), (1108, 115492), (2216, 57746), (2221, 57616), (3601, 35536), (4432, 28873), (4442, 28808), (7202, 17768), (8884, 14404)]