31571892

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1389

約数の個数: 72

約数和(自身を含む): 88556832

約数和(自身を除く): 56984940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 61, 66, 99, 122, 132, 183, 198, 244, 366, 396, 549, 671, 732, 1098, 1307, 1342, 2013, 2196, 2614, 2684, 3921, 4026, 5228, 6039, 7842, 8052, 11763, 12078, 14377, 15684, 23526, 24156, 28754, 43131, 47052, 57508, 79727, 86262, 129393, 159454, 172524, 239181, 258786, 318908, 478362, 517572, 717543, 876997, 956724, 1435086, 1753994, 2630991, 2870172, 3507988, 5261982, 7892973, 10523964, 15785946, 31571892]

約数ペア:

[(1, 31571892), (2, 15785946), (3, 10523964), (4, 7892973), (6, 5261982), (9, 3507988), (11, 2870172), (12, 2630991), (18, 1753994), (22, 1435086), (33, 956724), (36, 876997), (44, 717543), (61, 517572), (66, 478362), (99, 318908), (122, 258786), (132, 239181), (183, 172524), (198, 159454), (244, 129393), (366, 86262), (396, 79727), (549, 57508), (671, 47052), (732, 43131), (1098, 28754), (1307, 24156), (1342, 23526), (2013, 15684), (2196, 14377), (2614, 12078), (2684, 11763), (3921, 8052), (4026, 7842), (5228, 6039)]