1387396801

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{19583}}^1$

素因数の和:19968

約数の個数: 16

約数和(自身を含む): 1645056000

約数和(自身を除く): 257659199

約数列:

[1, 7, 29, 203, 349, 2443, 10121, 19583, 70847, 137081, 567907, 3975349, 6834467, 47841269, 198199543, 1387396801]

約数ペア:

[(1, 1387396801), (7, 198199543), (29, 47841269), (203, 6834467), (349, 3975349), (2443, 567907), (10121, 137081), (19583, 70847)]