290794919422

素因数分解:

$2^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{20959703}}^1$

素因数の和:20960703

約数の個数: 16

約数和(自身を含む): 499008632832

約数和(自身を除く): 208213713410

約数列:

[1, 2, 7, 14, 991, 1982, 6937, 13874, 20959703, 41919406, 146717921, 293435842, 20771065673, 41542131346, 145397459711, 290794919422]

約数ペア:

[(1, 290794919422), (2, 145397459711), (7, 41542131346), (14, 20771065673), (991, 293435842), (1982, 146717921), (6937, 41919406), (13874, 20959703)]