28789605

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1697}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 55626480

約数和(自身を除く): 26836875

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 1131, 1305, 1697, 1885, 3393, 5091, 5655, 8485, 15273, 16965, 22061, 25455, 49213, 66183, 76365, 110305, 147639, 198549, 246065, 330915, 442917, 639769, 738195, 992745, 1919307, 2214585, 3198845, 5757921, 9596535, 28789605]

約数ペア:

[(1, 28789605), (3, 9596535), (5, 5757921), (9, 3198845), (13, 2214585), (15, 1919307), (29, 992745), (39, 738195), (45, 639769), (65, 442917), (87, 330915), (117, 246065), (145, 198549), (195, 147639), (261, 110305), (377, 76365), (435, 66183), (585, 49213), (1131, 25455), (1305, 22061), (1697, 16965), (1885, 15273), (3393, 8485), (5091, 5655)]