2912138397

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{310231}}^1$

素因数の和:310393

約数の個数: 24

約数和(自身を含む): 4839619200

約数和(自身を除く): 1927480803

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9387, 310231, 930693, 2171617, 2792079, 6514851, 19544553, 46224419, 138673257, 323570933, 416019771, 970712799, 2912138397]

約数ペア:

[(1, 2912138397), (3, 970712799), (7, 416019771), (9, 323570933), (21, 138673257), (63, 46224419), (149, 19544553), (447, 6514851), (1043, 2792079), (1341, 2171617), (3129, 930693), (9387, 310231)]