30199239

素因数分解:

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

素因数の和:145

約数の個数: 54

約数和(自身を含む): 53517984

約数和(自身を除く): 23318745

約数列:

[1, 3, 7, 9, 21, 31, 47, 49, 63, 93, 141, 147, 217, 279, 329, 423, 441, 651, 987, 1457, 1519, 1953, 2209, 2303, 2961, 4371, 4557, 6627, 6909, 10199, 13113, 13671, 15463, 19881, 20727, 30597, 46389, 68479, 71393, 91791, 108241, 139167, 205437, 214179, 324723, 479353, 616311, 642537, 974169, 1438059, 3355471, 4314177, 10066413, 30199239]

約数ペア:

[(1, 30199239), (3, 10066413), (7, 4314177), (9, 3355471), (21, 1438059), (31, 974169), (47, 642537), (49, 616311), (63, 479353), (93, 324723), (141, 214179), (147, 205437), (217, 139167), (279, 108241), (329, 91791), (423, 71393), (441, 68479), (651, 46389), (987, 30597), (1457, 20727), (1519, 19881), (1953, 15463), (2209, 13671), (2303, 13113), (2961, 10199), (4371, 6909), (4557, 6627)]