78851979

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{2203}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 117931632

約数和(自身を除く): 39079653

約数列:

[1, 3, 9, 41, 97, 123, 291, 369, 873, 2203, 3977, 6609, 11931, 19827, 35793, 90323, 213691, 270969, 641073, 812907, 1923219, 8761331, 26283993, 78851979]

約数ペア:

[(1, 78851979), (3, 26283993), (9, 8761331), (41, 1923219), (97, 812907), (123, 641073), (291, 270969), (369, 213691), (873, 90323), (2203, 35793), (3977, 19827), (6609, 11931)]