68117031

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 56

約数和(自身を含む): 109072656

約数和(自身を除く): 40955625

約数列:

[1, 3, 9, 27, 41, 43, 53, 81, 123, 129, 159, 243, 369, 387, 477, 729, 1107, 1161, 1431, 1763, 2173, 2279, 3321, 3483, 4293, 5289, 6519, 6837, 9963, 10449, 12879, 15867, 19557, 20511, 29889, 31347, 38637, 47601, 58671, 61533, 93439, 142803, 176013, 184599, 280317, 428409, 528039, 553797, 840951, 1285227, 1584117, 1661391, 2522853, 7568559, 22705677, 68117031]

約数ペア:

[(1, 68117031), (3, 22705677), (9, 7568559), (27, 2522853), (41, 1661391), (43, 1584117), (53, 1285227), (81, 840951), (123, 553797), (129, 528039), (159, 428409), (243, 280317), (369, 184599), (387, 176013), (477, 142803), (729, 93439), (1107, 61533), (1161, 58671), (1431, 47601), (1763, 38637), (2173, 31347), (2279, 29889), (3321, 20511), (3483, 19557), (4293, 15867), (5289, 12879), (6519, 10449), (6837, 9963)]