15977727

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 24460800

約数和(自身を除く): 8483073

約数列:

[1, 3, 9, 19, 57, 171, 223, 419, 669, 1257, 2007, 3771, 4237, 7961, 12711, 23883, 38133, 71649, 93437, 280311, 840933, 1775303, 5325909, 15977727]

約数ペア:

[(1, 15977727), (3, 5325909), (9, 1775303), (19, 840933), (57, 280311), (171, 93437), (223, 71649), (419, 38133), (669, 23883), (1257, 12711), (2007, 7961), (3771, 4237)]