87651005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2207}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 116370432

約数和(自身を除く): 28719427

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 2207, 3055, 7943, 11035, 28691, 39715, 103729, 143455, 372983, 518645, 1348477, 1864915, 6742385, 17530201, 87651005]

約数ペア:

[(1, 87651005), (5, 17530201), (13, 6742385), (47, 1864915), (65, 1348477), (169, 518645), (235, 372983), (611, 143455), (845, 103729), (2207, 39715), (3055, 28691), (7943, 11035)]