1980453885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{117779}}^1$

素因数の和:117865

約数の個数: 32

約数和(自身を含む): 3392064000

約数和(自身を除く): 1411610115

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 885, 1121, 3363, 5605, 16815, 117779, 353337, 588895, 1766685, 2237801, 6713403, 6948961, 11189005, 20846883, 33567015, 34744805, 104234415, 132030259, 396090777, 660151295, 1980453885]

約数ペア:

[(1, 1980453885), (3, 660151295), (5, 396090777), (15, 132030259), (19, 104234415), (57, 34744805), (59, 33567015), (95, 20846883), (177, 11189005), (285, 6948961), (295, 6713403), (885, 2237801), (1121, 1766685), (3363, 588895), (5605, 353337), (16815, 117779)]