28205584

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:904

約数の個数: 60

約数和(自身を含む): 63675612

約数和(自身を除く): 35470028

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 374, 484, 748, 857, 968, 1496, 1714, 1936, 2057, 2992, 3428, 4114, 6856, 8228, 9427, 13712, 14569, 16456, 18854, 29138, 32912, 37708, 58276, 75416, 103697, 116552, 150832, 160259, 207394, 233104, 320518, 414788, 641036, 829576, 1282072, 1659152, 1762849, 2564144, 3525698, 7051396, 14102792, 28205584]

約数ペア:

[(1, 28205584), (2, 14102792), (4, 7051396), (8, 3525698), (11, 2564144), (16, 1762849), (17, 1659152), (22, 1282072), (34, 829576), (44, 641036), (68, 414788), (88, 320518), (121, 233104), (136, 207394), (176, 160259), (187, 150832), (242, 116552), (272, 103697), (374, 75416), (484, 58276), (748, 37708), (857, 32912), (968, 29138), (1496, 18854), (1714, 16456), (1936, 14569), (2057, 13712), (2992, 9427), (3428, 8228), (4114, 6856)]