13143879

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 23242752

約数和(自身を除く): 10098873

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 193, 207, 329, 423, 483, 579, 987, 1081, 1351, 1449, 1737, 2961, 3243, 4053, 4439, 7567, 9071, 9729, 12159, 13317, 22701, 27213, 31073, 39951, 63497, 68103, 81639, 93219, 190491, 208633, 279657, 571473, 625899, 1460431, 1877697, 4381293, 13143879]

約数ペア:

[(1, 13143879), (3, 4381293), (7, 1877697), (9, 1460431), (21, 625899), (23, 571473), (47, 279657), (63, 208633), (69, 190491), (141, 93219), (161, 81639), (193, 68103), (207, 63497), (329, 39951), (423, 31073), (483, 27213), (579, 22701), (987, 13317), (1081, 12159), (1351, 9729), (1449, 9071), (1737, 7567), (2961, 4439), (3243, 4053)]