8404821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2137}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 13341120

約数和(自身を除く): 4936299

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 2137, 3933, 6411, 19233, 40603, 49151, 121809, 147453, 365427, 442359, 933869, 2801607, 8404821]

約数ペア:

[(1, 8404821), (3, 2801607), (9, 933869), (19, 442359), (23, 365427), (57, 147453), (69, 121809), (171, 49151), (207, 40603), (437, 19233), (1311, 6411), (2137, 3933)]