265185

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 471744

約数和(自身を除く): 206559

約数列:

[1, 3, 5, 9, 15, 45, 71, 83, 213, 249, 355, 415, 639, 747, 1065, 1245, 3195, 3735, 5893, 17679, 29465, 53037, 88395, 265185]

約数ペア:

[(1, 265185), (3, 88395), (5, 53037), (9, 29465), (15, 17679), (45, 5893), (71, 3735), (83, 3195), (213, 1245), (249, 1065), (355, 747), (415, 639)]