8872227

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 16988160

約数和(自身を除く): 8115933

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 63, 69, 91, 117, 157, 161, 189, 207, 273, 299, 351, 471, 483, 621, 819, 897, 1099, 1413, 1449, 2041, 2093, 2457, 2691, 3297, 3611, 4239, 4347, 6123, 6279, 8073, 9891, 10833, 14287, 18369, 18837, 25277, 29673, 32499, 42861, 46943, 55107, 56511, 75831, 97497, 128583, 140829, 227493, 328601, 385749, 422487, 682479, 985803, 1267461, 2957409, 8872227]

約数ペア:

[(1, 8872227), (3, 2957409), (7, 1267461), (9, 985803), (13, 682479), (21, 422487), (23, 385749), (27, 328601), (39, 227493), (63, 140829), (69, 128583), (91, 97497), (117, 75831), (157, 56511), (161, 55107), (189, 46943), (207, 42861), (273, 32499), (299, 29673), (351, 25277), (471, 18837), (483, 18369), (621, 14287), (819, 10833), (897, 9891), (1099, 8073), (1413, 6279), (1449, 6123), (2041, 4347), (2093, 4239), (2457, 3611), (2691, 3297)]