1900873219

素因数分解:

$7^2\times {\mathrm{137}}^1\times {\mathrm{283163}}^1$

素因数の和:283314

約数の個数: 12

約数和(自身を含む): 2227368024

約数和(自身を除く): 326494805

約数列:

[1, 7, 49, 137, 959, 6713, 283163, 1982141, 13874987, 38793331, 271553317, 1900873219]

約数ペア:

[(1, 1900873219), (7, 271553317), (49, 38793331), (137, 13874987), (959, 1982141), (6713, 283163)]