2015921817

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{820481}}^1$

素因数の和:820510

約数の個数: 32

約数和(自身を含む): 3675759360

約数和(自身を除く): 1659837543

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 820481, 2461443, 5743367, 7384329, 10666253, 17230101, 22152987, 31998759, 51690303, 74663771, 95996277, 155070909, 223991313, 287988831, 671973939, 2015921817]

約数ペア:

[(1, 2015921817), (3, 671973939), (7, 287988831), (9, 223991313), (13, 155070909), (21, 95996277), (27, 74663771), (39, 51690303), (63, 31998759), (91, 22152987), (117, 17230101), (189, 10666253), (273, 7384329), (351, 5743367), (819, 2461443), (2457, 820481)]