68978286

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 171295488

約数和(自身を除く): 102317202

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 37, 39, 62, 74, 78, 93, 111, 117, 186, 222, 234, 257, 279, 333, 403, 481, 514, 558, 666, 771, 806, 962, 1147, 1209, 1443, 1542, 2294, 2313, 2418, 2886, 3341, 3441, 3627, 4329, 4626, 6682, 6882, 7254, 7967, 8658, 9509, 10023, 10323, 14911, 15934, 19018, 20046, 20646, 23901, 28527, 29822, 30069, 44733, 47802, 57054, 60138, 71703, 85581, 89466, 103571, 123617, 134199, 143406, 171162, 207142, 247234, 268398, 294779, 310713, 370851, 589558, 621426, 741702, 884337, 932139, 1112553, 1768674, 1864278, 2225106, 2653011, 3832127, 5306022, 7664254, 11496381, 22992762, 34489143, 68978286]

約数ペア:

[(1, 68978286), (2, 34489143), (3, 22992762), (6, 11496381), (9, 7664254), (13, 5306022), (18, 3832127), (26, 2653011), (31, 2225106), (37, 1864278), (39, 1768674), (62, 1112553), (74, 932139), (78, 884337), (93, 741702), (111, 621426), (117, 589558), (186, 370851), (222, 310713), (234, 294779), (257, 268398), (279, 247234), (333, 207142), (403, 171162), (481, 143406), (514, 134199), (558, 123617), (666, 103571), (771, 89466), (806, 85581), (962, 71703), (1147, 60138), (1209, 57054), (1443, 47802), (1542, 44733), (2294, 30069), (2313, 29822), (2418, 28527), (2886, 23901), (3341, 20646), (3441, 20046), (3627, 19018), (4329, 15934), (4626, 14911), (6682, 10323), (6882, 10023), (7254, 9509), (7967, 8658)]