25997556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9803}}^1$

素因数の和:9840

約数の個数: 48

約数和(自身を含む): 69177024

約数和(自身を除く): 43179468

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 9803, 19606, 29409, 39212, 58818, 117636, 127439, 166651, 254878, 333302, 382317, 499953, 509756, 666604, 764634, 999906, 1529268, 1999812, 2166463, 4332926, 6499389, 8665852, 12998778, 25997556]

約数ペア:

[(1, 25997556), (2, 12998778), (3, 8665852), (4, 6499389), (6, 4332926), (12, 2166463), (13, 1999812), (17, 1529268), (26, 999906), (34, 764634), (39, 666604), (51, 509756), (52, 499953), (68, 382317), (78, 333302), (102, 254878), (156, 166651), (204, 127439), (221, 117636), (442, 58818), (663, 39212), (884, 29409), (1326, 19606), (2652, 9803)]