1279528047

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{2239}}^1$

素因数の和:2492

約数の個数: 48

約数和(自身を含む): 2169323520

約数和(自身を除く): 889795473

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 193, 329, 423, 579, 987, 1351, 1737, 2239, 2961, 4053, 6717, 9071, 12159, 15673, 20151, 27213, 47019, 63497, 81639, 105233, 141057, 190491, 315699, 432127, 571473, 736631, 947097, 1296381, 2209893, 3024889, 3889143, 6629679, 9074667, 20309969, 27224001, 60929907, 142169783, 182789721, 426509349, 1279528047]

約数ペア:

[(1, 1279528047), (3, 426509349), (7, 182789721), (9, 142169783), (21, 60929907), (47, 27224001), (63, 20309969), (141, 9074667), (193, 6629679), (329, 3889143), (423, 3024889), (579, 2209893), (987, 1296381), (1351, 947097), (1737, 736631), (2239, 571473), (2961, 432127), (4053, 315699), (6717, 190491), (9071, 141057), (12159, 105233), (15673, 81639), (20151, 63497), (27213, 47019)]