1221239269377

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{4481}}^1\times {\mathrm{197921}}^1$

素因数の和:202431

約数の個数: 40

約数和(自身を含む): 1932074187912

約数和(自身を除く): 710834918535

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 4481, 13443, 40329, 76177, 120987, 197921, 228531, 362961, 593763, 685593, 1781289, 2056779, 3364657, 5343867, 6170337, 10093971, 16031601, 30281913, 90845739, 272537217, 886884001, 2660652003, 7981956009, 15077028017, 23945868027, 45231084051, 71837604081, 135693252153, 407079756459, 1221239269377]

約数ペア:

[(1, 1221239269377), (3, 407079756459), (9, 135693252153), (17, 71837604081), (27, 45231084051), (51, 23945868027), (81, 15077028017), (153, 7981956009), (459, 2660652003), (1377, 886884001), (4481, 272537217), (13443, 90845739), (40329, 30281913), (76177, 16031601), (120987, 10093971), (197921, 6170337), (228531, 5343867), (362961, 3364657), (593763, 2056779), (685593, 1781289)]