30739281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 45163008

約数和(自身を除く): 14423727

約数列:

[1, 3, 17, 43, 51, 107, 129, 131, 321, 393, 731, 1819, 2193, 2227, 4601, 5457, 5633, 6681, 13803, 14017, 16899, 42051, 78217, 95761, 234651, 238289, 287283, 602731, 714867, 1808193, 10246427, 30739281]

約数ペア:

[(1, 30739281), (3, 10246427), (17, 1808193), (43, 714867), (51, 602731), (107, 287283), (129, 238289), (131, 234651), (321, 95761), (393, 78217), (731, 42051), (1819, 16899), (2193, 14017), (2227, 13803), (4601, 6681), (5457, 5633)]