681389278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{1669}}^1\times {\mathrm{7039}}^1$

素因数の和:8739

約数の個数: 16

約数和(自身を含む): 1058112000

約数和(自身を除く): 376722722

約数列:

[1, 2, 29, 58, 1669, 3338, 7039, 14078, 48401, 96802, 204131, 408262, 11748091, 23496182, 340694639, 681389278]

約数ペア:

[(1, 681389278), (2, 340694639), (29, 23496182), (58, 11748091), (1669, 408262), (3338, 204131), (7039, 96802), (14078, 48401)]