91128609

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 160631016

約数和(自身を除く): 69502407

約数列:

[1, 3, 9, 11, 13, 33, 39, 41, 99, 117, 121, 123, 143, 157, 363, 369, 429, 451, 471, 533, 1089, 1287, 1353, 1413, 1573, 1599, 1727, 2041, 4059, 4719, 4797, 4961, 5181, 5863, 6123, 6437, 14157, 14883, 15543, 17589, 18369, 18997, 19311, 22451, 44649, 52767, 56991, 57933, 64493, 67353, 70807, 83681, 170973, 193479, 202059, 212421, 246961, 251043, 580437, 637263, 740883, 753129, 778877, 920491, 2222649, 2336631, 2761473, 7009893, 8284419, 10125401, 30376203, 91128609]

約数ペア:

[(1, 91128609), (3, 30376203), (9, 10125401), (11, 8284419), (13, 7009893), (33, 2761473), (39, 2336631), (41, 2222649), (99, 920491), (117, 778877), (121, 753129), (123, 740883), (143, 637263), (157, 580437), (363, 251043), (369, 246961), (429, 212421), (451, 202059), (471, 193479), (533, 170973), (1089, 83681), (1287, 70807), (1353, 67353), (1413, 64493), (1573, 57933), (1599, 56991), (1727, 52767), (2041, 44649), (4059, 22451), (4719, 19311), (4797, 18997), (4961, 18369), (5181, 17589), (5863, 15543), (6123, 14883), (6437, 14157)]