28057995

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{3299}}^1$

素因数の和:3326

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 29599605

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 3299, 8505, 9897, 16495, 23093, 29691, 49485, 69279, 89073, 115465, 148455, 207837, 267219, 346395, 445365, 623511, 801657, 1039185, 1336095, 1870533, 3117555, 4008285, 5611599, 9352665, 28057995]

約数ペア:

[(1, 28057995), (3, 9352665), (5, 5611599), (7, 4008285), (9, 3117555), (15, 1870533), (21, 1336095), (27, 1039185), (35, 801657), (45, 623511), (63, 445365), (81, 346395), (105, 267219), (135, 207837), (189, 148455), (243, 115465), (315, 89073), (405, 69279), (567, 49485), (945, 29691), (1215, 23093), (1701, 16495), (2835, 9897), (3299, 8505)]