641496268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{739051}}^1$

素因数の和:739093

約数の個数: 24

約数和(自身を含む): 1324381184

約数和(自身を除く): 682884916

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 739051, 1478102, 2956204, 5173357, 10346714, 20693428, 22910581, 45821162, 91642324, 160374067, 320748134, 641496268]

約数ペア:

[(1, 641496268), (2, 320748134), (4, 160374067), (7, 91642324), (14, 45821162), (28, 22910581), (31, 20693428), (62, 10346714), (124, 5173357), (217, 2956204), (434, 1478102), (868, 739051)]