90597717

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 164670720

約数和(自身を除く): 74073003

約数列:

[1, 3, 7, 9, 21, 27, 31, 47, 49, 63, 93, 141, 147, 189, 217, 279, 329, 423, 441, 651, 837, 987, 1269, 1323, 1457, 1519, 1953, 2209, 2303, 2961, 4371, 4557, 5859, 6627, 6909, 8883, 10199, 13113, 13671, 15463, 19881, 20727, 30597, 39339, 41013, 46389, 59643, 62181, 68479, 71393, 91791, 108241, 139167, 205437, 214179, 275373, 324723, 417501, 479353, 616311, 642537, 974169, 1438059, 1848933, 1927611, 2922507, 3355471, 4314177, 10066413, 12942531, 30199239, 90597717]

約数ペア:

[(1, 90597717), (3, 30199239), (7, 12942531), (9, 10066413), (21, 4314177), (27, 3355471), (31, 2922507), (47, 1927611), (49, 1848933), (63, 1438059), (93, 974169), (141, 642537), (147, 616311), (189, 479353), (217, 417501), (279, 324723), (329, 275373), (423, 214179), (441, 205437), (651, 139167), (837, 108241), (987, 91791), (1269, 71393), (1323, 68479), (1457, 62181), (1519, 59643), (1953, 46389), (2209, 41013), (2303, 39339), (2961, 30597), (4371, 20727), (4557, 19881), (5859, 15463), (6627, 13671), (6909, 13113), (8883, 10199)]