1971301906

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{444187}}^1$

素因数の和:444513

約数の個数: 16

約数和(自身を含む): 3390042816

約数和(自身を除く): 1418740910

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 444187, 888374, 3109309, 6218618, 140807279, 281614558, 985650953, 1971301906]

約数ペア:

[(1, 1971301906), (2, 985650953), (7, 281614558), (14, 140807279), (317, 6218618), (634, 3109309), (2219, 888374), (4438, 444187)]