201518031

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8863}}^1$

素因数の和:8943

約数の個数: 32

約数和(自身を含む): 321656832

約数和(自身を除く): 120138801

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 1749, 2067, 7579, 8863, 22737, 26589, 97493, 115219, 292479, 345657, 469739, 1267409, 1409217, 3802227, 5167129, 6106607, 15501387, 18319821, 67172677, 201518031]

約数ペア:

[(1, 201518031), (3, 67172677), (11, 18319821), (13, 15501387), (33, 6106607), (39, 5167129), (53, 3802227), (143, 1409217), (159, 1267409), (429, 469739), (583, 345657), (689, 292479), (1749, 115219), (2067, 97493), (7579, 26589), (8863, 22737)]