643177964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1124437}}^1$

素因数の和:1124465

約数の個数: 24

約数和(自身を含む): 1322339088

約数和(自身を除く): 679161124

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 1124437, 2248874, 4497748, 12368807, 14617681, 24737614, 29235362, 49475228, 58470724, 160794491, 321588982, 643177964]

約数ペア:

[(1, 643177964), (2, 321588982), (4, 160794491), (11, 58470724), (13, 49475228), (22, 29235362), (26, 24737614), (44, 14617681), (52, 12368807), (143, 4497748), (286, 2248874), (572, 1124437)]