2017883985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{279679}}^1$

素因数の和:279737

約数の個数: 32

約数和(自身を含む): 3570954240

約数和(自身を除く): 1553070255

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 279679, 839037, 1398395, 3635827, 4195185, 10348123, 10907481, 18179135, 31044369, 51740615, 54537405, 134525599, 155221845, 403576797, 672627995, 2017883985]

約数ペア:

[(1, 2017883985), (3, 672627995), (5, 403576797), (13, 155221845), (15, 134525599), (37, 54537405), (39, 51740615), (65, 31044369), (111, 18179135), (185, 10907481), (195, 10348123), (481, 4195185), (555, 3635827), (1443, 1398395), (2405, 839037), (7215, 279679)]