65302881

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 102727680

約数和(自身を除く): 37424799

約数列:

[1, 3, 7, 21, 47, 109, 141, 327, 329, 607, 763, 987, 1821, 2289, 4249, 5123, 12747, 15369, 28529, 35861, 66163, 85587, 107583, 198489, 199703, 463141, 599109, 1389423, 3109661, 9328983, 21767627, 65302881]

約数ペア:

[(1, 65302881), (3, 21767627), (7, 9328983), (21, 3109661), (47, 1389423), (109, 599109), (141, 463141), (327, 199703), (329, 198489), (607, 107583), (763, 85587), (987, 66163), (1821, 35861), (2289, 28529), (4249, 15369), (5123, 12747)]