290414878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{2887}}^1$

素因数の和:3028

約数の個数: 32

約数和(自身を含む): 484698816

約数和(自身を除く): 194283938

約数列:

[1, 2, 13, 26, 53, 73, 106, 146, 689, 949, 1378, 1898, 2887, 3869, 5774, 7738, 37531, 50297, 75062, 100594, 153011, 210751, 306022, 421502, 1989143, 2739763, 3978286, 5479526, 11169803, 22339606, 145207439, 290414878]

約数ペア:

[(1, 290414878), (2, 145207439), (13, 22339606), (26, 11169803), (53, 5479526), (73, 3978286), (106, 2739763), (146, 1989143), (689, 421502), (949, 306022), (1378, 210751), (1898, 153011), (2887, 100594), (3869, 75062), (5774, 50297), (7738, 37531)]