1021839

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 1774080

約数和(自身を除く): 752241

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 197, 247, 273, 399, 591, 741, 1379, 1729, 2561, 3743, 4137, 5187, 7683, 11229, 17927, 26201, 48659, 53781, 78603, 145977, 340613, 1021839]

約数ペア:

[(1, 1021839), (3, 340613), (7, 145977), (13, 78603), (19, 53781), (21, 48659), (39, 26201), (57, 17927), (91, 11229), (133, 7683), (197, 5187), (247, 4137), (273, 3743), (399, 2561), (591, 1729), (741, 1379)]