89403730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{687721}}^1$

素因数の和:687741

約数の個数: 16

約数和(自身を含む): 173305944

約数和(自身を除く): 83902214

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 687721, 1375442, 3438605, 6877210, 8940373, 17880746, 44701865, 89403730]

約数ペア:

[(1, 89403730), (2, 44701865), (5, 17880746), (10, 8940373), (13, 6877210), (26, 3438605), (65, 1375442), (130, 687721)]