210318291

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1481}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 314421120

約数和(自身を除く): 104102829

約数列:

[1, 3, 9, 31, 93, 279, 509, 1481, 1527, 4443, 4581, 13329, 15779, 45911, 47337, 137733, 142011, 413199, 753829, 2261487, 6784461, 23368699, 70106097, 210318291]

約数ペア:

[(1, 210318291), (3, 70106097), (9, 23368699), (31, 6784461), (93, 2261487), (279, 753829), (509, 413199), (1481, 142011), (1527, 137733), (4443, 47337), (4581, 45911), (13329, 15779)]