1561567231

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{2053}}^1$

素因数の和:2148

約数の個数: 36

約数和(自身を含む): 1962695592

約数和(自身を除く): 401128361

約数列:

[1, 7, 19, 43, 49, 133, 301, 361, 817, 931, 2053, 2107, 2527, 5719, 14371, 15523, 17689, 39007, 40033, 88279, 100597, 108661, 273049, 617953, 741133, 760627, 1677301, 1911343, 4325671, 5187931, 11741107, 31868719, 36315517, 82187749, 223081033, 1561567231]

約数ペア:

[(1, 1561567231), (7, 223081033), (19, 82187749), (43, 36315517), (49, 31868719), (133, 11741107), (301, 5187931), (361, 4325671), (817, 1911343), (931, 1677301), (2053, 760627), (2107, 741133), (2527, 617953), (5719, 273049), (14371, 108661), (15523, 100597), (17689, 88279), (39007, 40033)]