201591439

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 241560528

約数和(自身を除く): 39969089

約数列:

[1, 7, 43, 49, 241, 301, 397, 1687, 2107, 2779, 10363, 11809, 17071, 19453, 72541, 95677, 119497, 507787, 669739, 836479, 4114111, 4688173, 28798777, 201591439]

約数ペア:

[(1, 201591439), (7, 28798777), (43, 4688173), (49, 4114111), (241, 836479), (301, 669739), (397, 507787), (1687, 119497), (2107, 95677), (2779, 72541), (10363, 19453), (11809, 17071)]