25281438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2437}}^1$

素因数の和:2481

約数の個数: 64

約数和(自身を含む): 65533440

約数和(自身を除く): 40252002

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 2437, 3458, 4874, 5187, 7311, 10374, 14622, 17059, 31681, 34118, 46303, 51177, 63362, 92606, 95043, 102354, 138909, 190086, 221767, 277818, 324121, 443534, 601939, 648242, 665301, 972363, 1203878, 1330602, 1805817, 1944726, 3611634, 4213573, 8427146, 12640719, 25281438]

約数ペア:

[(1, 25281438), (2, 12640719), (3, 8427146), (6, 4213573), (7, 3611634), (13, 1944726), (14, 1805817), (19, 1330602), (21, 1203878), (26, 972363), (38, 665301), (39, 648242), (42, 601939), (57, 443534), (78, 324121), (91, 277818), (114, 221767), (133, 190086), (182, 138909), (247, 102354), (266, 95043), (273, 92606), (399, 63362), (494, 51177), (546, 46303), (741, 34118), (798, 31681), (1482, 17059), (1729, 14622), (2437, 10374), (3458, 7311), (4874, 5187)]