284857209

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 522977280

約数和(自身を除く): 238120071

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 191, 273, 351, 573, 607, 819, 1337, 1719, 1821, 2457, 2483, 4011, 4249, 5157, 5463, 7449, 7891, 12033, 12747, 16389, 17381, 22347, 23673, 36099, 38241, 52143, 55237, 67041, 71019, 114723, 115937, 156429, 165711, 213057, 347811, 469287, 497133, 811559, 1043433, 1491399, 1507181, 2434677, 3130299, 4521543, 7304031, 10550267, 13564629, 21912093, 31650801, 40693887, 94952403, 284857209]

約数ペア:

[(1, 284857209), (3, 94952403), (7, 40693887), (9, 31650801), (13, 21912093), (21, 13564629), (27, 10550267), (39, 7304031), (63, 4521543), (91, 3130299), (117, 2434677), (189, 1507181), (191, 1491399), (273, 1043433), (351, 811559), (573, 497133), (607, 469287), (819, 347811), (1337, 213057), (1719, 165711), (1821, 156429), (2457, 115937), (2483, 114723), (4011, 71019), (4249, 67041), (5157, 55237), (5463, 52143), (7449, 38241), (7891, 36099), (12033, 23673), (12747, 22347), (16389, 17381)]