971397

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 1699776

約数和(自身を除く): 728379

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 907, 1071, 2721, 6349, 8163, 15419, 19047, 46257, 57141, 107933, 138771, 323799, 971397]

約数ペア:

[(1, 971397), (3, 323799), (7, 138771), (9, 107933), (17, 57141), (21, 46257), (51, 19047), (63, 15419), (119, 8163), (153, 6349), (357, 2721), (907, 1071)]