16256478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 22519842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 67, 106, 109, 134, 159, 201, 218, 318, 327, 371, 402, 469, 654, 742, 763, 938, 1113, 1407, 1526, 2226, 2289, 2814, 3551, 4578, 5777, 7102, 7303, 10653, 11554, 14606, 17331, 21306, 21909, 24857, 34662, 40439, 43818, 49714, 51121, 74571, 80878, 102242, 121317, 149142, 153363, 242634, 306726, 387059, 774118, 1161177, 2322354, 2709413, 5418826, 8128239, 16256478]

約数ペア:

[(1, 16256478), (2, 8128239), (3, 5418826), (6, 2709413), (7, 2322354), (14, 1161177), (21, 774118), (42, 387059), (53, 306726), (67, 242634), (106, 153363), (109, 149142), (134, 121317), (159, 102242), (201, 80878), (218, 74571), (318, 51121), (327, 49714), (371, 43818), (402, 40439), (469, 34662), (654, 24857), (742, 21909), (763, 21306), (938, 17331), (1113, 14606), (1407, 11554), (1526, 10653), (2226, 7303), (2289, 7102), (2814, 5777), (3551, 4578)]