30717855

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13931}}^1$

素因数の和:13956

約数の個数: 36

約数和(自身を含む): 61941672

約数和(自身を除く): 31223817

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 13931, 41793, 69655, 97517, 125379, 208965, 292551, 487585, 626895, 682619, 877653, 1462755, 2047857, 3413095, 4388265, 6143571, 10239285, 30717855]

約数ペア:

[(1, 30717855), (3, 10239285), (5, 6143571), (7, 4388265), (9, 3413095), (15, 2047857), (21, 1462755), (35, 877653), (45, 682619), (49, 626895), (63, 487585), (105, 292551), (147, 208965), (245, 125379), (315, 97517), (441, 69655), (735, 41793), (2205, 13931)]