40281059

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 52039680

約数和(自身を除く): 11758621

約数列:

[1, 7, 13, 31, 91, 109, 131, 217, 403, 763, 917, 1417, 1703, 2821, 3379, 4061, 9919, 11921, 14279, 23653, 28427, 43927, 52793, 99953, 185627, 307489, 369551, 442649, 1299389, 3098543, 5754437, 40281059]

約数ペア:

[(1, 40281059), (7, 5754437), (13, 3098543), (31, 1299389), (91, 442649), (109, 369551), (131, 307489), (217, 185627), (403, 99953), (763, 52793), (917, 43927), (1417, 28427), (1703, 23653), (2821, 14279), (3379, 11921), (4061, 9919)]