30142385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 45975552

約数和(自身を除く): 15833167

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2137, 2821, 10685, 14105, 14959, 27781, 66247, 74795, 138905, 194467, 331235, 463729, 861211, 972335, 2318645, 4306055, 6028477, 30142385]

約数ペア:

[(1, 30142385), (5, 6028477), (7, 4306055), (13, 2318645), (31, 972335), (35, 861211), (65, 463729), (91, 331235), (155, 194467), (217, 138905), (403, 74795), (455, 66247), (1085, 27781), (2015, 14959), (2137, 14105), (2821, 10685)]