40047406

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{9967}}^1$

素因数の和:10024

約数の個数: 24

約数和(自身を含む): 71590176

約数和(自身を除く): 31542770

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 9967, 19934, 69769, 139538, 408647, 488383, 817294, 976766, 2860529, 5721058, 20023703, 40047406]

約数ペア:

[(1, 40047406), (2, 20023703), (7, 5721058), (14, 2860529), (41, 976766), (49, 817294), (82, 488383), (98, 408647), (287, 139538), (574, 69769), (2009, 19934), (4018, 9967)]