28684448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1377

約数の個数: 48

約数和(自身を含む): 62011656

約数和(自身を除く): 33327208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1301, 1378, 1696, 2602, 2756, 5204, 5512, 10408, 11024, 16913, 20816, 22048, 33826, 41632, 67652, 68953, 135304, 137906, 270608, 275812, 541216, 551624, 896389, 1103248, 1792778, 2206496, 3585556, 7171112, 14342224, 28684448]

約数ペア:

[(1, 28684448), (2, 14342224), (4, 7171112), (8, 3585556), (13, 2206496), (16, 1792778), (26, 1103248), (32, 896389), (52, 551624), (53, 541216), (104, 275812), (106, 270608), (208, 137906), (212, 135304), (416, 68953), (424, 67652), (689, 41632), (848, 33826), (1301, 22048), (1378, 20816), (1696, 16913), (2602, 11024), (2756, 10408), (5204, 5512)]