291245708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{130253}}^1$

素因数の和:130313

約数の個数: 24

約数和(自身を含む): 561655248

約数和(自身を除く): 270409540

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 130253, 260506, 521012, 1693289, 3386578, 5600879, 6773156, 11201758, 22403516, 72811427, 145622854, 291245708]

約数ペア:

[(1, 291245708), (2, 145622854), (4, 72811427), (13, 22403516), (26, 11201758), (43, 6773156), (52, 5600879), (86, 3386578), (172, 1693289), (559, 521012), (1118, 260506), (2236, 130253)]