1979451565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4350443}}^1$

素因数の和:4350468

約数の個数: 16

約数和(自身を含む): 2923498368

約数和(自身を除く): 944046803

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4350443, 21752215, 30453101, 56555759, 152265505, 282778795, 395890313, 1979451565]

約数ペア:

[(1, 1979451565), (5, 395890313), (7, 282778795), (13, 152265505), (35, 56555759), (65, 30453101), (91, 21752215), (455, 4350443)]