123751719

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 231142912

約数和(自身を除く): 107391193

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 103, 117, 163, 189, 273, 309, 351, 489, 567, 721, 819, 927, 1053, 1141, 1339, 1467, 2119, 2163, 2457, 2781, 3423, 4017, 4401, 6357, 6489, 7371, 8343, 9373, 10269, 12051, 13203, 14833, 16789, 19071, 19467, 28119, 30807, 36153, 44499, 50367, 57213, 58401, 84357, 92421, 108459, 117523, 133497, 151101, 171639, 218257, 253071, 352569, 400491, 453303, 654771, 759213, 1057707, 1201473, 1359909, 1527799, 1964313, 3173121, 4583397, 5892939, 9519363, 13750191, 17678817, 41250573, 123751719]

約数ペア:

[(1, 123751719), (3, 41250573), (7, 17678817), (9, 13750191), (13, 9519363), (21, 5892939), (27, 4583397), (39, 3173121), (63, 1964313), (81, 1527799), (91, 1359909), (103, 1201473), (117, 1057707), (163, 759213), (189, 654771), (273, 453303), (309, 400491), (351, 352569), (489, 253071), (567, 218257), (721, 171639), (819, 151101), (927, 133497), (1053, 117523), (1141, 108459), (1339, 92421), (1467, 84357), (2119, 58401), (2163, 57213), (2457, 50367), (2781, 44499), (3423, 36153), (4017, 30807), (4401, 28119), (6357, 19467), (6489, 19071), (7371, 16789), (8343, 14833), (9373, 13203), (10269, 12051)]