4991212

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 9031680

約数和(自身を除く): 4040468

約数列:

[1, 2, 4, 47, 94, 139, 188, 191, 278, 382, 556, 764, 6533, 8977, 13066, 17954, 26132, 26549, 35908, 53098, 106196, 1247803, 2495606, 4991212]

約数ペア:

[(1, 4991212), (2, 2495606), (4, 1247803), (47, 106196), (94, 53098), (139, 35908), (188, 26549), (191, 26132), (278, 17954), (382, 13066), (556, 8977), (764, 6533)]