990647.0000000

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2539}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 16215360

約数和(自身を除く): 8181964

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 2539, 3164, 5078, 10156, 17773, 35546, 71092, 286907, 573814, 1147628, 2008349, 4016698, 8033396]

約数ペア:

[(1, 8033396), (2, 4016698), (4, 2008349), (7, 1147628), (14, 573814), (28, 286907), (113, 71092), (226, 35546), (452, 17773), (791, 10156), (1582, 5078), (2539, 3164)]