81830574

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{72161}}^1$

素因数の和:72182

約数の個数: 40

約数和(自身を含む): 209558448

約数和(自身を除く): 127727874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 72161, 144322, 216483, 432966, 505127, 649449, 1010254, 1298898, 1515381, 1948347, 3030762, 3896694, 4546143, 5845041, 9092286, 11690082, 13638429, 27276858, 40915287, 81830574]

約数ペア:

[(1, 81830574), (2, 40915287), (3, 27276858), (6, 13638429), (7, 11690082), (9, 9092286), (14, 5845041), (18, 4546143), (21, 3896694), (27, 3030762), (42, 1948347), (54, 1515381), (63, 1298898), (81, 1010254), (126, 649449), (162, 505127), (189, 432966), (378, 216483), (567, 144322), (1134, 72161)]