71305839

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:633

約数の個数: 40

約数和(自身を含む): 117089280

約数和(自身を除く): 45783441

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 191, 297, 419, 573, 891, 1257, 1719, 2101, 3771, 4609, 5157, 6303, 11313, 13827, 15471, 18909, 33939, 41481, 56727, 80029, 124443, 170181, 240087, 373329, 720261, 880319, 2160783, 2640957, 6482349, 7922871, 23768613, 71305839]

約数ペア:

[(1, 71305839), (3, 23768613), (9, 7922871), (11, 6482349), (27, 2640957), (33, 2160783), (81, 880319), (99, 720261), (191, 373329), (297, 240087), (419, 170181), (573, 124443), (891, 80029), (1257, 56727), (1719, 41481), (2101, 33939), (3771, 18909), (4609, 15471), (5157, 13827), (6303, 11313)]