30753905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 45771264

約数和(自身を除く): 15017359

約数列:

[1, 5, 7, 13, 35, 65, 91, 257, 263, 455, 1285, 1315, 1799, 1841, 3341, 3419, 8995, 9205, 16705, 17095, 23387, 23933, 67591, 116935, 119665, 337955, 473137, 878683, 2365685, 4393415, 6150781, 30753905]

約数ペア:

[(1, 30753905), (5, 6150781), (7, 4393415), (13, 2365685), (35, 878683), (65, 473137), (91, 337955), (257, 119665), (263, 116935), (455, 67591), (1285, 23933), (1315, 23387), (1799, 17095), (1841, 16705), (3341, 9205), (3419, 8995)]