211328222

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{2213}}^1$

素因数の和:2600

約数の個数: 32

約数和(自身を含む): 382579200

約数和(自身を除く): 171250978

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 359, 718, 2213, 2513, 4426, 5026, 6821, 13642, 15491, 30982, 42047, 47747, 84094, 95494, 294329, 588658, 794467, 1588934, 5561269, 11122538, 15094873, 30189746, 105664111, 211328222]

約数ペア:

[(1, 211328222), (2, 105664111), (7, 30189746), (14, 15094873), (19, 11122538), (38, 5561269), (133, 1588934), (266, 794467), (359, 588658), (718, 294329), (2213, 95494), (2513, 84094), (4426, 47747), (5026, 42047), (6821, 30982), (13642, 15491)]