201628973

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5189}}^1$

素因数の和:5277

約数の個数: 24

約数和(自身を含む): 256780440

約数和(自身を除く): 55151467

約数列:

[1, 7, 13, 49, 61, 91, 427, 637, 793, 2989, 5189, 5551, 36323, 38857, 67457, 254261, 316529, 472199, 2215703, 3305393, 4114877, 15509921, 28804139, 201628973]

約数ペア:

[(1, 201628973), (7, 28804139), (13, 15509921), (49, 4114877), (61, 3305393), (91, 2215703), (427, 472199), (637, 316529), (793, 254261), (2989, 67457), (5189, 38857), (5551, 36323)]