828723

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 32

約数和(自身を含む): 1392640

約数和(自身を除く): 563917

約数列:

[1, 3, 7, 19, 21, 31, 57, 67, 93, 133, 201, 217, 399, 469, 589, 651, 1273, 1407, 1767, 2077, 3819, 4123, 6231, 8911, 12369, 14539, 26733, 39463, 43617, 118389, 276241, 828723]

約数ペア:

[(1, 828723), (3, 276241), (7, 118389), (19, 43617), (21, 39463), (31, 26733), (57, 14539), (67, 12369), (93, 8911), (133, 6231), (201, 4123), (217, 3819), (399, 2077), (469, 1767), (589, 1407), (651, 1273)]