1640381587

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3767}}^1$

素因数の和:3883

約数の個数: 32

約数和(自身を含む): 1949713920

約数和(自身を除く): 309332333

約数列:

[1, 13, 19, 41, 43, 247, 533, 559, 779, 817, 1763, 3767, 10127, 10621, 22919, 33497, 48971, 71573, 154447, 161981, 435461, 930449, 2007811, 2105753, 2934493, 3077639, 6641221, 38148409, 40009307, 86335873, 126183199, 1640381587]

約数ペア:

[(1, 1640381587), (13, 126183199), (19, 86335873), (41, 40009307), (43, 38148409), (247, 6641221), (533, 3077639), (559, 2934493), (779, 2105753), (817, 2007811), (1763, 930449), (3767, 435461), (10127, 161981), (10621, 154447), (22919, 71573), (33497, 48971)]