286832

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 687456

約数和(自身を除く): 400624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 197, 208, 364, 394, 728, 788, 1379, 1456, 1576, 2561, 2758, 3152, 5122, 5516, 10244, 11032, 17927, 20488, 22064, 35854, 40976, 71708, 143416, 286832]

約数ペア:

[(1, 286832), (2, 143416), (4, 71708), (7, 40976), (8, 35854), (13, 22064), (14, 20488), (16, 17927), (26, 11032), (28, 10244), (52, 5516), (56, 5122), (91, 3152), (104, 2758), (112, 2561), (182, 1576), (197, 1456), (208, 1379), (364, 788), (394, 728)]