268912007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{2237}}^1$

素因数の和:3578

約数の個数: 16

約数和(自身を含む): 331367232

約数和(自身を除く): 62455225

約数列:

[1, 7, 13, 91, 1321, 2237, 9247, 15659, 17173, 29081, 120211, 203567, 2955077, 20685539, 38416001, 268912007]

約数ペア:

[(1, 268912007), (7, 38416001), (13, 20685539), (91, 2955077), (1321, 203567), (2237, 120211), (9247, 29081), (15659, 17173)]