221211692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{53849}}^1$

素因数の和:53945

約数の個数: 24

約数和(自身を含む): 422184000

約数和(自身を除く): 200972308

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 53849, 107698, 215396, 700037, 1400074, 2800148, 4254071, 8508142, 17016284, 55302923, 110605846, 221211692]

約数ペア:

[(1, 221211692), (2, 110605846), (4, 55302923), (13, 17016284), (26, 8508142), (52, 4254071), (79, 2800148), (158, 1400074), (316, 700037), (1027, 215396), (2054, 107698), (4108, 53849)]