65520015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{829}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 114739200

約数和(自身を除く): 49219185

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 479, 829, 1437, 2395, 2487, 4145, 5269, 7185, 9119, 12435, 15807, 26345, 27357, 45595, 79035, 136785, 397091, 1191273, 1985455, 4368001, 5956365, 13104003, 21840005, 65520015]

約数ペア:

[(1, 65520015), (3, 21840005), (5, 13104003), (11, 5956365), (15, 4368001), (33, 1985455), (55, 1191273), (165, 397091), (479, 136785), (829, 79035), (1437, 45595), (2395, 27357), (2487, 26345), (4145, 15807), (5269, 12435), (7185, 9119)]