199096947

素因数分解:

$3^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 362509056

約数和(自身を除く): 163412109

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 161, 189, 207, 243, 441, 483, 567, 621, 727, 1127, 1323, 1449, 1701, 1863, 2181, 3381, 3969, 4347, 5089, 5589, 6543, 10143, 11907, 13041, 15267, 16721, 19629, 30429, 35623, 39123, 45801, 50163, 58887, 91287, 106869, 117047, 137403, 150489, 176661, 273861, 320607, 351141, 412209, 451467, 819329, 961821, 1053423, 1236627, 1354401, 2457987, 2885463, 3160269, 4063203, 7373961, 8656389, 9480807, 22121883, 28442421, 66365649, 199096947]

約数ペア:

[(1, 199096947), (3, 66365649), (7, 28442421), (9, 22121883), (21, 9480807), (23, 8656389), (27, 7373961), (49, 4063203), (63, 3160269), (69, 2885463), (81, 2457987), (147, 1354401), (161, 1236627), (189, 1053423), (207, 961821), (243, 819329), (441, 451467), (483, 412209), (567, 351141), (621, 320607), (727, 273861), (1127, 176661), (1323, 150489), (1449, 137403), (1701, 117047), (1863, 106869), (2181, 91287), (3381, 58887), (3969, 50163), (4347, 45801), (5089, 39123), (5589, 35623), (6543, 30429), (10143, 19629), (11907, 16721), (13041, 15267)]