68793207

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20347}}^1$

素因数の和:20387

約数の個数: 24

約数和(自身を含む): 111344256

約数和(自身を除く): 42551049

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 20347, 61041, 142429, 427287, 467981, 997003, 1403943, 2991009, 3275867, 9827601, 22931069, 68793207]

約数ペア:

[(1, 68793207), (3, 22931069), (7, 9827601), (21, 3275867), (23, 2991009), (49, 1403943), (69, 997003), (147, 467981), (161, 427287), (483, 142429), (1127, 61041), (3381, 20347)]