1331123031

素因数分解:

$3^3\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{3889}}^1$

素因数の和:5716

約数の個数: 32

約数和(自身を含む): 2255577600

約数和(自身を除く): 924454569

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1811, 3889, 5433, 11667, 12677, 16299, 27223, 35001, 38031, 48897, 81669, 105003, 114093, 245007, 342279, 735021, 7042979, 21128937, 49300853, 63386811, 147902559, 190160433, 443707677, 1331123031]

約数ペア:

[(1, 1331123031), (3, 443707677), (7, 190160433), (9, 147902559), (21, 63386811), (27, 49300853), (63, 21128937), (189, 7042979), (1811, 735021), (3889, 342279), (5433, 245007), (11667, 114093), (12677, 105003), (16299, 81669), (27223, 48897), (35001, 38031)]