660280322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{39251}}^1$

素因数の和:39913

約数の個数: 16

約数和(自身を含む): 1068282432

約数和(自身を除く): 408002110

約数列:

[1, 2, 13, 26, 647, 1294, 8411, 16822, 39251, 78502, 510263, 1020526, 25395397, 50790794, 330140161, 660280322]

約数ペア:

[(1, 660280322), (2, 330140161), (13, 50790794), (26, 25395397), (647, 1020526), (1294, 510263), (8411, 78502), (16822, 39251)]