2158485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 4023552

約数和(自身を除く): 1865067

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 337, 427, 915, 1011, 1281, 1685, 2135, 2359, 5055, 6405, 7077, 11795, 20557, 35385, 61671, 102785, 143899, 308355, 431697, 719495, 2158485]

約数ペア:

[(1, 2158485), (3, 719495), (5, 431697), (7, 308355), (15, 143899), (21, 102785), (35, 61671), (61, 35385), (105, 20557), (183, 11795), (305, 7077), (337, 6405), (427, 5055), (915, 2359), (1011, 2135), (1281, 1685)]