128139544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{3217}}^1$

素因数の和:3619

約数の個数: 32

約数和(自身を含む): 259499520

約数和(自身を除く): 131359976

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 383, 766, 1532, 3064, 3217, 4979, 6434, 9958, 12868, 19916, 25736, 39832, 41821, 83642, 167284, 334568, 1232111, 2464222, 4928444, 9856888, 16017443, 32034886, 64069772, 128139544]

約数ペア:

[(1, 128139544), (2, 64069772), (4, 32034886), (8, 16017443), (13, 9856888), (26, 4928444), (52, 2464222), (104, 1232111), (383, 334568), (766, 167284), (1532, 83642), (3064, 41821), (3217, 39832), (4979, 25736), (6434, 19916), (9958, 12868)]