15235857

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 28776384

約数和(自身を除く): 13540527

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 53, 63, 81, 91, 117, 159, 169, 189, 243, 273, 351, 371, 477, 507, 567, 689, 819, 1053, 1113, 1183, 1431, 1521, 1701, 2067, 2457, 3159, 3339, 3549, 4293, 4563, 4823, 6201, 7371, 8957, 10017, 10647, 12879, 13689, 14469, 18603, 22113, 26871, 30051, 31941, 41067, 43407, 55809, 62699, 80613, 90153, 95823, 130221, 167427, 188097, 241839, 287469, 390663, 564291, 725517, 1171989, 1692873, 2176551, 5078619, 15235857]

約数ペア:

[(1, 15235857), (3, 5078619), (7, 2176551), (9, 1692873), (13, 1171989), (21, 725517), (27, 564291), (39, 390663), (53, 287469), (63, 241839), (81, 188097), (91, 167427), (117, 130221), (159, 95823), (169, 90153), (189, 80613), (243, 62699), (273, 55809), (351, 43407), (371, 41067), (477, 31941), (507, 30051), (567, 26871), (689, 22113), (819, 18603), (1053, 14469), (1113, 13689), (1183, 12879), (1431, 10647), (1521, 10017), (1701, 8957), (2067, 7371), (2457, 6201), (3159, 4823), (3339, 4563), (3549, 4293)]