40320973

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 51546240

約数和(自身を除く): 11225267

約数列:

[1, 7, 11, 49, 77, 239, 313, 539, 1673, 2191, 2629, 3443, 11711, 15337, 18403, 24101, 74807, 128821, 168707, 523649, 822877, 3665543, 5760139, 40320973]

約数ペア:

[(1, 40320973), (7, 5760139), (11, 3665543), (49, 822877), (77, 523649), (239, 168707), (313, 128821), (539, 74807), (1673, 24101), (2191, 18403), (2629, 15337), (3443, 11711)]