31131606

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 69157872

約数和(自身を除く): 38026266

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 137, 242, 274, 313, 363, 411, 626, 726, 822, 939, 1507, 1878, 3014, 3443, 4521, 6886, 9042, 10329, 16577, 20658, 33154, 37873, 42881, 49731, 75746, 85762, 99462, 113619, 128643, 227238, 257286, 471691, 943382, 1415073, 2830146, 5188601, 10377202, 15565803, 31131606]

約数ペア:

[(1, 31131606), (2, 15565803), (3, 10377202), (6, 5188601), (11, 2830146), (22, 1415073), (33, 943382), (66, 471691), (121, 257286), (137, 227238), (242, 128643), (274, 113619), (313, 99462), (363, 85762), (411, 75746), (626, 49731), (726, 42881), (822, 37873), (939, 33154), (1507, 20658), (1878, 16577), (3014, 10329), (3443, 9042), (4521, 6886)]