12802456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 25074000

約数和(自身を除く): 12271544

約数列:

[1, 2, 4, 8, 29, 58, 116, 139, 232, 278, 397, 556, 794, 1112, 1588, 3176, 4031, 8062, 11513, 16124, 23026, 32248, 46052, 55183, 92104, 110366, 220732, 441464, 1600307, 3200614, 6401228, 12802456]

約数ペア:

[(1, 12802456), (2, 6401228), (4, 3200614), (8, 1600307), (29, 441464), (58, 220732), (116, 110366), (139, 92104), (232, 55183), (278, 46052), (397, 32248), (556, 23026), (794, 16124), (1112, 11513), (1588, 8062), (3176, 4031)]