990065199

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{769}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 1412167680

約数和(自身を除く): 422102481

約数列:

[1, 3, 23, 47, 69, 141, 397, 769, 1081, 1191, 2307, 3243, 9131, 17687, 18659, 27393, 36143, 53061, 55977, 108429, 305293, 429157, 831289, 915879, 1287471, 2493867, 7021739, 14348771, 21065217, 43046313, 330021733, 990065199]

約数ペア:

[(1, 990065199), (3, 330021733), (23, 43046313), (47, 21065217), (69, 14348771), (141, 7021739), (397, 2493867), (769, 1287471), (1081, 915879), (1191, 831289), (2307, 429157), (3243, 305293), (9131, 108429), (17687, 55977), (18659, 53061), (27393, 36143)]