728904189

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 1147426560

約数和(自身を除く): 418522371

約数列:

[1, 3, 13, 17, 39, 51, 61, 67, 183, 201, 221, 269, 663, 793, 807, 871, 1037, 1139, 2379, 2613, 3111, 3417, 3497, 4087, 4573, 10491, 12261, 13481, 13719, 14807, 16409, 18023, 40443, 44421, 49227, 53131, 54069, 59449, 69479, 159393, 178347, 208437, 213317, 234299, 278953, 306391, 639951, 702897, 836859, 903227, 919173, 1099403, 2709681, 3298209, 3626389, 3983083, 10879167, 11949249, 14292239, 18689851, 42876717, 56069553, 242968063, 728904189]

約数ペア:

[(1, 728904189), (3, 242968063), (13, 56069553), (17, 42876717), (39, 18689851), (51, 14292239), (61, 11949249), (67, 10879167), (183, 3983083), (201, 3626389), (221, 3298209), (269, 2709681), (663, 1099403), (793, 919173), (807, 903227), (871, 836859), (1037, 702897), (1139, 639951), (2379, 306391), (2613, 278953), (3111, 234299), (3417, 213317), (3497, 208437), (4087, 178347), (4573, 159393), (10491, 69479), (12261, 59449), (13481, 54069), (13719, 53131), (14807, 49227), (16409, 44421), (18023, 40443)]