1505205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 2935296

約数和(自身を除く): 1430091

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 83, 93, 117, 155, 195, 249, 279, 403, 415, 465, 585, 747, 1079, 1209, 1245, 1395, 2015, 2573, 3237, 3627, 3735, 5395, 6045, 7719, 9711, 12865, 16185, 18135, 23157, 33449, 38595, 48555, 100347, 115785, 167245, 301041, 501735, 1505205]

約数ペア:

[(1, 1505205), (3, 501735), (5, 301041), (9, 167245), (13, 115785), (15, 100347), (31, 48555), (39, 38595), (45, 33449), (65, 23157), (83, 18135), (93, 16185), (117, 12865), (155, 9711), (195, 7719), (249, 6045), (279, 5395), (403, 3735), (415, 3627), (465, 3237), (585, 2573), (747, 2015), (1079, 1395), (1209, 1245)]