81118258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5297}}^1$

素因数の和:5362

約数の個数: 32

約数和(自身を含む): 142410240

約数和(自身を除く): 61291982

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 5297, 7657, 10594, 15314, 68861, 100643, 137722, 164207, 201286, 328414, 1308359, 2134691, 2616718, 3119933, 4269382, 6239866, 40559129, 81118258]

約数ペア:

[(1, 81118258), (2, 40559129), (13, 6239866), (19, 4269382), (26, 3119933), (31, 2616718), (38, 2134691), (62, 1308359), (247, 328414), (403, 201286), (494, 164207), (589, 137722), (806, 100643), (1178, 68861), (5297, 15314), (7657, 10594)]