128607556

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59651}}^1$

素因数の和:59680

約数の個数: 36

約数和(自身を含む): 285613776

約数和(自身を除く): 157006220

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 59651, 119302, 238604, 417557, 656161, 835114, 1312322, 1670228, 2624644, 2922899, 4593127, 5845798, 9186254, 11691596, 18372508, 32151889, 64303778, 128607556]

約数ペア:

[(1, 128607556), (2, 64303778), (4, 32151889), (7, 18372508), (11, 11691596), (14, 9186254), (22, 5845798), (28, 4593127), (44, 2922899), (49, 2624644), (77, 1670228), (98, 1312322), (154, 835114), (196, 656161), (308, 417557), (539, 238604), (1078, 119302), (2156, 59651)]