81281736

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{10357}}^1$

素因数の和:10478

約数の個数: 48

約数和(自身を含む): 222179100

約数和(自身を除く): 140897364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 3924, 7848, 10357, 20714, 31071, 41428, 62142, 82856, 93213, 124284, 186426, 248568, 372852, 745704, 1128913, 2257826, 3386739, 4515652, 6773478, 9031304, 10160217, 13546956, 20320434, 27093912, 40640868, 81281736]

約数ペア:

[(1, 81281736), (2, 40640868), (3, 27093912), (4, 20320434), (6, 13546956), (8, 10160217), (9, 9031304), (12, 6773478), (18, 4515652), (24, 3386739), (36, 2257826), (72, 1128913), (109, 745704), (218, 372852), (327, 248568), (436, 186426), (654, 124284), (872, 93213), (981, 82856), (1308, 62142), (1962, 41428), (2616, 31071), (3924, 20714), (7848, 10357)]