338049159

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{1489}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 543552000

約数和(自身を除く): 205502841

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 569, 1489, 1707, 3983, 4467, 10423, 10811, 11949, 28291, 31269, 32433, 75677, 84873, 198037, 227031, 594111, 847241, 2541723, 5930687, 16097579, 17792061, 48292737, 112683053, 338049159]

約数ペア:

[(1, 338049159), (3, 112683053), (7, 48292737), (19, 17792061), (21, 16097579), (57, 5930687), (133, 2541723), (399, 847241), (569, 594111), (1489, 227031), (1707, 198037), (3983, 84873), (4467, 75677), (10423, 32433), (10811, 31269), (11949, 28291)]