1988045241

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7282217}}^1$

素因数の和:7282240

約数の個数: 16

約数和(自身を含む): 3262433664

約数和(自身を除く): 1274388423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7282217, 21846651, 50975519, 94668821, 152926557, 284006463, 662681747, 1988045241]

約数ペア:

[(1, 1988045241), (3, 662681747), (7, 284006463), (13, 152926557), (21, 94668821), (39, 50975519), (91, 21846651), (273, 7282217)]