257648025218

素因数分解:

$2^1\times {\mathrm{263}}^1\times {\mathrm{24517}}^1\times {\mathrm{19979}}^1$

素因数の和:44761

約数の個数: 16

約数和(自身を含む): 387976754880

約数和(自身を除く): 130328729662

約数列:

[1, 2, 263, 526, 19979, 24517, 39958, 49034, 5254477, 6447971, 10508954, 12895942, 489825143, 979650286, 128824012609, 257648025218]

約数ペア:

[(1, 257648025218), (2, 128824012609), (263, 979650286), (526, 489825143), (19979, 12895942), (24517, 10508954), (39958, 6447971), (49034, 5254477)]