30813905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5701}}^1$

素因数の和:5776

約数の個数: 16

約数和(自身を含む): 39412224

約数和(自身を除く): 8598319

約数列:

[1, 5, 23, 47, 115, 235, 1081, 5405, 5701, 28505, 131123, 267947, 655615, 1339735, 6162781, 30813905]

約数ペア:

[(1, 30813905), (5, 6162781), (23, 1339735), (47, 655615), (115, 267947), (235, 131123), (1081, 28505), (5405, 5701)]