28206066

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 66090816

約数和(自身を除く): 37884750

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 197, 294, 394, 487, 591, 974, 1182, 1379, 1461, 2758, 2922, 3409, 4137, 6818, 8274, 9653, 10227, 19306, 20454, 23863, 28959, 47726, 57918, 71589, 95939, 143178, 191878, 287817, 575634, 671573, 1343146, 2014719, 4029438, 4701011, 9402022, 14103033, 28206066]

約数ペア:

[(1, 28206066), (2, 14103033), (3, 9402022), (6, 4701011), (7, 4029438), (14, 2014719), (21, 1343146), (42, 671573), (49, 575634), (98, 287817), (147, 191878), (197, 143178), (294, 95939), (394, 71589), (487, 57918), (591, 47726), (974, 28959), (1182, 23863), (1379, 20454), (1461, 19306), (2758, 10227), (2922, 9653), (3409, 8274), (4137, 6818)]