81681786

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{197299}}^1$

素因数の和:197330

約数の個数: 24

約数和(自身を含む): 184672800

約数和(自身を除く): 102991014

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 197299, 394598, 591897, 1183794, 1775691, 3551382, 4537877, 9075754, 13613631, 27227262, 40840893, 81681786]

約数ペア:

[(1, 81681786), (2, 40840893), (3, 27227262), (6, 13613631), (9, 9075754), (18, 4537877), (23, 3551382), (46, 1775691), (69, 1183794), (138, 591897), (207, 394598), (414, 197299)]