311407590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{798481}}^1$

素因数の和:798504

約数の個数: 32

約数和(自身を含む): 804869856

約数和(自身を除く): 493462266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 798481, 1596962, 2395443, 3992405, 4790886, 7984810, 10380253, 11977215, 20760506, 23954430, 31140759, 51901265, 62281518, 103802530, 155703795, 311407590]

約数ペア:

[(1, 311407590), (2, 155703795), (3, 103802530), (5, 62281518), (6, 51901265), (10, 31140759), (13, 23954430), (15, 20760506), (26, 11977215), (30, 10380253), (39, 7984810), (65, 4790886), (78, 3992405), (130, 2395443), (195, 1596962), (390, 798481)]