6681591

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 36

約数和(自身を含む): 11411400

約数和(自身を除く): 4729809

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 139, 147, 327, 417, 441, 763, 973, 981, 1251, 2289, 2919, 5341, 6811, 6867, 8757, 15151, 16023, 20433, 45453, 48069, 61299, 106057, 136359, 318171, 742399, 954513, 2227197, 6681591]

約数ペア:

[(1, 6681591), (3, 2227197), (7, 954513), (9, 742399), (21, 318171), (49, 136359), (63, 106057), (109, 61299), (139, 48069), (147, 45453), (327, 20433), (417, 16023), (441, 15151), (763, 8757), (973, 6867), (981, 6811), (1251, 5341), (2289, 2919)]