1221227613

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{17791}}^1$

素因数の和:18089

約数の個数: 24

約数和(自身を含む): 1831864320

約数和(自身を除く): 610636707

約数列:

[1, 3, 9, 29, 87, 261, 263, 789, 2367, 7627, 17791, 22881, 53373, 68643, 160119, 515939, 1547817, 4643451, 4679033, 14037099, 42111297, 135691957, 407075871, 1221227613]

約数ペア:

[(1, 1221227613), (3, 407075871), (9, 135691957), (29, 42111297), (87, 14037099), (261, 4679033), (263, 4643451), (789, 1547817), (2367, 515939), (7627, 160119), (17791, 68643), (22881, 53373)]