78421289398

素因数分解:

$2^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1\times {\mathrm{551773}}^1$

素因数の和:552351

約数の個数: 16

約数和(自身を含む): 118587268080

約数和(自身を除く): 40165978682

約数列:

[1, 2, 179, 358, 397, 794, 71063, 142126, 551773, 1103546, 98767367, 197534734, 219053881, 438107762, 39210644699, 78421289398]

約数ペア:

[(1, 78421289398), (2, 39210644699), (179, 438107762), (358, 219053881), (397, 197534734), (794, 98767367), (71063, 1103546), (142126, 551773)]