406388619

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1831}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 725530624

約数和(自身を除く): 319142005

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 271, 273, 813, 819, 1831, 1897, 2439, 3523, 5493, 5691, 10569, 12817, 16479, 17073, 23803, 24661, 31707, 38451, 71409, 73983, 115353, 166621, 214227, 221949, 496201, 499863, 1488603, 1499589, 3473407, 4465809, 6450613, 10420221, 19351839, 31260663, 45154291, 58055517, 135462873, 406388619]

約数ペア:

[(1, 406388619), (3, 135462873), (7, 58055517), (9, 45154291), (13, 31260663), (21, 19351839), (39, 10420221), (63, 6450613), (91, 4465809), (117, 3473407), (271, 1499589), (273, 1488603), (813, 499863), (819, 496201), (1831, 221949), (1897, 214227), (2439, 166621), (3523, 115353), (5493, 73983), (5691, 71409), (10569, 38451), (12817, 31707), (16479, 24661), (17073, 23803)]