17231487

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 29417472

約数和(自身を除く): 12185985

約数列:

[1, 3, 7, 13, 21, 39, 49, 71, 91, 127, 147, 213, 273, 381, 497, 637, 889, 923, 1491, 1651, 1911, 2667, 2769, 3479, 4953, 6223, 6461, 9017, 10437, 11557, 18669, 19383, 27051, 34671, 45227, 63119, 80899, 117221, 135681, 189357, 242697, 351663, 441833, 820547, 1325499, 2461641, 5743829, 17231487]

約数ペア:

[(1, 17231487), (3, 5743829), (7, 2461641), (13, 1325499), (21, 820547), (39, 441833), (49, 351663), (71, 242697), (91, 189357), (127, 135681), (147, 117221), (213, 80899), (273, 63119), (381, 45227), (497, 34671), (637, 27051), (889, 19383), (923, 18669), (1491, 11557), (1651, 10437), (1911, 9017), (2667, 6461), (2769, 6223), (3479, 4953)]