230812985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 307655712

約数和(自身を除く): 76842727

約数列:

[1, 5, 13, 41, 65, 205, 257, 337, 533, 1285, 1685, 2665, 3341, 4381, 10537, 13817, 16705, 21905, 52685, 69085, 86609, 136981, 179621, 433045, 684905, 898105, 1125917, 3550969, 5629585, 17754845, 46162597, 230812985]

約数ペア:

[(1, 230812985), (5, 46162597), (13, 17754845), (41, 5629585), (65, 3550969), (205, 1125917), (257, 898105), (337, 684905), (533, 433045), (1285, 179621), (1685, 136981), (2665, 86609), (3341, 69085), (4381, 52685), (10537, 21905), (13817, 16705)]