123890156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{13163}}^1$

素因数の和:13361

約数の個数: 24

約数和(自身を含む): 234793104

約数和(自身を除く): 110902948

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 4706, 9412, 13163, 26326, 52652, 171119, 342238, 684476, 2382503, 4765006, 9530012, 30972539, 61945078, 123890156]

約数ペア:

[(1, 123890156), (2, 61945078), (4, 30972539), (13, 9530012), (26, 4765006), (52, 2382503), (181, 684476), (362, 342238), (724, 171119), (2353, 52652), (4706, 26326), (9412, 13163)]