65440809

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3833}}^1$

素因数の和:4117

約数の個数: 24

約数和(自身を含む): 108456192

約数和(自身を除く): 43015383

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 3833, 5691, 11499, 17073, 26831, 34497, 80493, 241479, 1038743, 3116229, 7271201, 9348687, 21813603, 65440809]

約数ペア:

[(1, 65440809), (3, 21813603), (7, 9348687), (9, 7271201), (21, 3116229), (63, 1038743), (271, 241479), (813, 80493), (1897, 34497), (2439, 26831), (3833, 17073), (5691, 11499)]