81841254

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 181433280

約数和(自身を除く): 99592026

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 139, 242, 278, 363, 417, 726, 811, 834, 1529, 1622, 2433, 3058, 4587, 4866, 8921, 9174, 16819, 17842, 26763, 33638, 50457, 53526, 98131, 100914, 112729, 196262, 225458, 294393, 338187, 588786, 676374, 1240019, 2480038, 3720057, 7440114, 13640209, 27280418, 40920627, 81841254]

約数ペア:

[(1, 81841254), (2, 40920627), (3, 27280418), (6, 13640209), (11, 7440114), (22, 3720057), (33, 2480038), (66, 1240019), (121, 676374), (139, 588786), (242, 338187), (278, 294393), (363, 225458), (417, 196262), (726, 112729), (811, 100914), (834, 98131), (1529, 53526), (1622, 50457), (2433, 33638), (3058, 26763), (4587, 17842), (4866, 16819), (8921, 9174)]