990214535

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{124477}}^1$

素因数の和:124562

約数の個数: 16

約数和(自身を含む): 1248763296

約数和(自身を除く): 258548761

約数列:

[1, 5, 37, 43, 185, 215, 1591, 7955, 124477, 622385, 4605649, 5352511, 23028245, 26762555, 198042907, 990214535]

約数ペア:

[(1, 990214535), (5, 198042907), (37, 26762555), (43, 23028245), (185, 5352511), (215, 4605649), (1591, 622385), (7955, 124477)]