2386665

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 40

約数和(自身を含む): 4390848

約数和(自身を除く): 2004183

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 83, 135, 213, 249, 355, 405, 415, 639, 747, 1065, 1245, 1917, 2241, 3195, 3735, 5751, 5893, 6723, 9585, 11205, 17679, 28755, 29465, 33615, 53037, 88395, 159111, 265185, 477333, 795555, 2386665]

約数ペア:

[(1, 2386665), (3, 795555), (5, 477333), (9, 265185), (15, 159111), (27, 88395), (45, 53037), (71, 33615), (81, 29465), (83, 28755), (135, 17679), (213, 11205), (249, 9585), (355, 6723), (405, 5893), (415, 5751), (639, 3735), (747, 3195), (1065, 2241), (1245, 1917)]