642838084

素因数分解:

$2^2\times 7^1\times {\mathrm{4723}}^1\times {\mathrm{4861}}^1$

素因数の和:9595

約数の個数: 24

約数和(自身を含む): 1286212928

約数和(自身を除く): 643374844

約数列:

[1, 2, 4, 7, 14, 28, 4723, 4861, 9446, 9722, 18892, 19444, 33061, 34027, 66122, 68054, 132244, 136108, 22958503, 45917006, 91834012, 160709521, 321419042, 642838084]

約数ペア:

[(1, 642838084), (2, 321419042), (4, 160709521), (7, 91834012), (14, 45917006), (28, 22958503), (4723, 136108), (4861, 132244), (9446, 68054), (9722, 66122), (18892, 34027), (19444, 33061)]