15973722

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 36391680

約数和(自身を除く): 20417958

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 71, 87, 142, 174, 213, 261, 426, 431, 522, 639, 862, 1278, 1293, 2059, 2586, 3879, 4118, 6177, 7758, 12354, 12499, 18531, 24998, 30601, 37062, 37497, 61202, 74994, 91803, 112491, 183606, 224982, 275409, 550818, 887429, 1774858, 2662287, 5324574, 7986861, 15973722]

約数ペア:

[(1, 15973722), (2, 7986861), (3, 5324574), (6, 2662287), (9, 1774858), (18, 887429), (29, 550818), (58, 275409), (71, 224982), (87, 183606), (142, 112491), (174, 91803), (213, 74994), (261, 61202), (426, 37497), (431, 37062), (522, 30601), (639, 24998), (862, 18531), (1278, 12499), (1293, 12354), (2059, 7758), (2586, 6177), (3879, 4118)]