209365128

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{138469}}^1$

素因数の和:138491

約数の個数: 64

約数和(自身を含む): 664656000

約数和(自身を除く): 455290872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 138469, 276938, 415407, 553876, 830814, 969283, 1107752, 1246221, 1661628, 1938566, 2492442, 2907849, 3323256, 3738663, 3877132, 4984884, 5815698, 7477326, 7754264, 8723547, 9969768, 11631396, 14954652, 17447094, 23262792, 26170641, 29909304, 34894188, 52341282, 69788376, 104682564, 209365128]

約数ペア:

[(1, 209365128), (2, 104682564), (3, 69788376), (4, 52341282), (6, 34894188), (7, 29909304), (8, 26170641), (9, 23262792), (12, 17447094), (14, 14954652), (18, 11631396), (21, 9969768), (24, 8723547), (27, 7754264), (28, 7477326), (36, 5815698), (42, 4984884), (54, 3877132), (56, 3738663), (63, 3323256), (72, 2907849), (84, 2492442), (108, 1938566), (126, 1661628), (168, 1246221), (189, 1107752), (216, 969283), (252, 830814), (378, 553876), (504, 415407), (756, 276938), (1512, 138469)]