15742377

素因数分解:

$3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 27670080

約数和(自身を除く): 11927703

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 147, 163, 189, 219, 441, 489, 511, 657, 1141, 1323, 1467, 1533, 1971, 3423, 3577, 4401, 4599, 7987, 10269, 10731, 11899, 13797, 23961, 30807, 32193, 35697, 71883, 83293, 96579, 107091, 215649, 249879, 321273, 583051, 749637, 1749153, 2248911, 5247459, 15742377]

約数ペア:

[(1, 15742377), (3, 5247459), (7, 2248911), (9, 1749153), (21, 749637), (27, 583051), (49, 321273), (63, 249879), (73, 215649), (147, 107091), (163, 96579), (189, 83293), (219, 71883), (441, 35697), (489, 32193), (511, 30807), (657, 23961), (1141, 13797), (1323, 11899), (1467, 10731), (1533, 10269), (1971, 7987), (3423, 4599), (3577, 4401)]