1640252019

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{110477}}^1$

素因数の和:110595

約数の個数: 24

約数和(自身を含む): 2569276368

約数和(自身を除く): 929024349

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 14847, 110477, 331431, 773339, 2320017, 5413373, 11158177, 16240119, 33474531, 78107239, 234321717, 546750673, 1640252019]

約数ペア:

[(1, 1640252019), (3, 546750673), (7, 234321717), (21, 78107239), (49, 33474531), (101, 16240119), (147, 11158177), (303, 5413373), (707, 2320017), (2121, 773339), (4949, 331431), (14847, 110477)]