28767609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2062

約数の個数: 32

約数和(自身を含む): 47040000

約数和(自身を除く): 18272391

約数列:

[1, 3, 9, 13, 27, 39, 41, 117, 123, 351, 369, 533, 1107, 1599, 1999, 4797, 5997, 14391, 17991, 25987, 53973, 77961, 81959, 233883, 245877, 701649, 737631, 1065467, 2212893, 3196401, 9589203, 28767609]

約数ペア:

[(1, 28767609), (3, 9589203), (9, 3196401), (13, 2212893), (27, 1065467), (39, 737631), (41, 701649), (117, 245877), (123, 233883), (351, 81959), (369, 77961), (533, 53973), (1107, 25987), (1599, 17991), (1999, 14391), (4797, 5997)]