209310327

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2868

約数の個数: 36

約数和(自身を含む): 333079344

約数和(自身を除く): 123769017

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 361, 437, 1083, 1311, 2801, 3249, 3933, 8303, 8403, 24909, 25209, 53219, 64423, 74727, 159657, 193269, 478971, 579807, 1011161, 1224037, 3033483, 3672111, 9100449, 11016333, 23256703, 69770109, 209310327]

約数ペア:

[(1, 209310327), (3, 69770109), (9, 23256703), (19, 11016333), (23, 9100449), (57, 3672111), (69, 3033483), (171, 1224037), (207, 1011161), (361, 579807), (437, 478971), (1083, 193269), (1311, 159657), (2801, 74727), (3249, 64423), (3933, 53219), (8303, 25209), (8403, 24909)]