81191214

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{115657}}^1$

素因数の和:115681

約数の個数: 32

約数和(自身を含む): 194305440

約数和(自身を除く): 113114226

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 115657, 231314, 346971, 693942, 1040913, 1503541, 2081826, 3007082, 3122739, 4510623, 6245478, 9021246, 13531869, 27063738, 40595607, 81191214]

約数ペア:

[(1, 81191214), (2, 40595607), (3, 27063738), (6, 13531869), (9, 9021246), (13, 6245478), (18, 4510623), (26, 3122739), (27, 3007082), (39, 2081826), (54, 1503541), (78, 1040913), (117, 693942), (234, 346971), (351, 231314), (702, 115657)]