209612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 411600

約数和(自身を除く): 201988

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 139, 278, 377, 556, 754, 1508, 1807, 3614, 4031, 7228, 8062, 16124, 52403, 104806, 209612]

約数ペア:

[(1, 209612), (2, 104806), (4, 52403), (13, 16124), (26, 8062), (29, 7228), (52, 4031), (58, 3614), (116, 1807), (139, 1508), (278, 754), (377, 556)]