55078121

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 64022400

約数和(自身を除く): 8944279

約数列:

[1, 7, 113, 179, 389, 791, 1253, 2723, 20227, 43957, 69631, 141589, 307699, 487417, 7868303, 55078121]

約数ペア:

[(1, 55078121), (7, 7868303), (113, 487417), (179, 307699), (389, 141589), (791, 69631), (1253, 43957), (2723, 20227)]