209953135

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1321}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 304588800

約数和(自身を除く): 94635665

約数列:

[1, 5, 7, 19, 35, 95, 133, 239, 665, 1195, 1321, 1673, 4541, 6605, 8365, 9247, 22705, 25099, 31787, 46235, 125495, 158935, 175693, 315719, 878465, 1578595, 2210033, 5998661, 11050165, 29993305, 41990627, 209953135]

約数ペア:

[(1, 209953135), (5, 41990627), (7, 29993305), (19, 11050165), (35, 5998661), (95, 2210033), (133, 1578595), (239, 878465), (665, 315719), (1195, 175693), (1321, 158935), (1673, 125495), (4541, 46235), (6605, 31787), (8365, 25099), (9247, 22705)]