64158591

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{4079}}^1$

素因数の和:4203

約数の個数: 24

約数和(自身を含む): 100465920

約数和(自身を除く): 36307329

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 4079, 5243, 12237, 15729, 28553, 85659, 199871, 436453, 599613, 1309359, 3055171, 9165513, 21386197, 64158591]

約数ペア:

[(1, 64158591), (3, 21386197), (7, 9165513), (21, 3055171), (49, 1309359), (107, 599613), (147, 436453), (321, 199871), (749, 85659), (2247, 28553), (4079, 15729), (5243, 12237)]