211279965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{6053}}^1$

素因数の和:6253

約数の個数: 32

約数和(自身を含む): 366145920

約数和(自身を除く): 154865955

約数列:

[1, 3, 5, 13, 15, 39, 65, 179, 195, 537, 895, 2327, 2685, 6053, 6981, 11635, 18159, 30265, 34905, 78689, 90795, 236067, 393445, 1083487, 1180335, 3250461, 5417435, 14085331, 16252305, 42255993, 70426655, 211279965]

約数ペア:

[(1, 211279965), (3, 70426655), (5, 42255993), (13, 16252305), (15, 14085331), (39, 5417435), (65, 3250461), (179, 1180335), (195, 1083487), (537, 393445), (895, 236067), (2327, 90795), (2685, 78689), (6053, 34905), (6981, 30265), (11635, 18159)]