2011281935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{6421}}^1$

素因数の和:6579

約数の個数: 32

約数和(自身を含む): 2675662080

約数和(自身を除く): 664380145

約数列:

[1, 5, 13, 61, 65, 79, 305, 395, 793, 1027, 3965, 4819, 5135, 6421, 24095, 32105, 62647, 83473, 313235, 391681, 417365, 507259, 1958405, 2536295, 5091853, 6594367, 25459265, 30942799, 32971835, 154713995, 402256387, 2011281935]

約数ペア:

[(1, 2011281935), (5, 402256387), (13, 154713995), (61, 32971835), (65, 30942799), (79, 25459265), (305, 6594367), (395, 5091853), (793, 2536295), (1027, 1958405), (3965, 507259), (4819, 417365), (5135, 391681), (6421, 313235), (24095, 83473), (32105, 62647)]