16942205

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 24864000

約数和(自身を除く): 7921795

約数列:

[1, 5, 7, 19, 35, 73, 95, 133, 349, 365, 511, 665, 1387, 1745, 2443, 2555, 6631, 6935, 9709, 12215, 25477, 33155, 46417, 48545, 127385, 178339, 232085, 484063, 891695, 2420315, 3388441, 16942205]

約数ペア:

[(1, 16942205), (5, 3388441), (7, 2420315), (19, 891695), (35, 484063), (73, 232085), (95, 178339), (133, 127385), (349, 48545), (365, 46417), (511, 33155), (665, 25477), (1387, 12215), (1745, 9709), (2443, 6935), (2555, 6631)]