81126600405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3923}}^1\times {\mathrm{81097}}^1$

素因数の和:85045

約数の個数: 32

約数和(自身を含む): 137474734464

約数和(自身を除く): 56348134059

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 3923, 11769, 19615, 58845, 66691, 81097, 200073, 243291, 333455, 405485, 1000365, 1216455, 1378649, 4135947, 6893245, 20679735, 318143531, 954430593, 1590717655, 4772152965, 5408440027, 16225320081, 27042200135, 81126600405]

約数ペア:

[(1, 81126600405), (3, 27042200135), (5, 16225320081), (15, 5408440027), (17, 4772152965), (51, 1590717655), (85, 954430593), (255, 318143531), (3923, 20679735), (11769, 6893245), (19615, 4135947), (58845, 1378649), (66691, 1216455), (81097, 1000365), (200073, 405485), (243291, 333455)]