631634836

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{309019}}^1$

素因数の和:309103

約数の個数: 24

約数和(自身を含む): 1280578880

約数和(自身を除く): 648944044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 309019, 618038, 1236076, 2163133, 4326266, 8652532, 22558387, 45116774, 90233548, 157908709, 315817418, 631634836]

約数ペア:

[(1, 631634836), (2, 315817418), (4, 157908709), (7, 90233548), (14, 45116774), (28, 22558387), (73, 8652532), (146, 4326266), (292, 2163133), (511, 1236076), (1022, 618038), (2044, 309019)]