81497574

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7687}}^1$

素因数の和:7745

約数の個数: 48

約数和(自身を含む): 191892480

約数和(自身を除く): 110394906

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 7687, 10602, 15374, 23061, 46122, 69183, 138366, 146053, 238297, 292106, 438159, 476594, 714891, 876318, 1314477, 1429782, 2144673, 2628954, 4289346, 4527643, 9055286, 13582929, 27165858, 40748787, 81497574]

約数ペア:

[(1, 81497574), (2, 40748787), (3, 27165858), (6, 13582929), (9, 9055286), (18, 4527643), (19, 4289346), (31, 2628954), (38, 2144673), (57, 1429782), (62, 1314477), (93, 876318), (114, 714891), (171, 476594), (186, 438159), (279, 292106), (342, 238297), (558, 146053), (589, 138366), (1178, 69183), (1767, 46122), (3534, 23061), (5301, 15374), (7687, 10602)]