81378306

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{40009}}^1$

素因数の和:40130

約数の個数: 24

約数和(自身を含む): 177884460

約数和(自身を除く): 96506154

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 40009, 80018, 120027, 240054, 360081, 720162, 4521017, 9042034, 13563051, 27126102, 40689153, 81378306]

約数ペア:

[(1, 81378306), (2, 40689153), (3, 27126102), (6, 13563051), (9, 9042034), (18, 4521017), (113, 720162), (226, 360081), (339, 240054), (678, 120027), (1017, 80018), (2034, 40009)]