1889094771

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 3010560000

約数和(自身を除く): 1121465229

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 223, 261, 279, 349, 669, 783, 837, 899, 1047, 2007, 2697, 3141, 6021, 6467, 6913, 8091, 9423, 10121, 10819, 19401, 20739, 24273, 30363, 32457, 58203, 62217, 77827, 91089, 97371, 174609, 186651, 200477, 233481, 273267, 292113, 313751, 601431, 700443, 941253, 1804293, 2101329, 2256983, 2412637, 2823759, 5412879, 6770949, 7237911, 8471277, 20312847, 21713733, 60938541, 65141199, 69966473, 209899419, 629698257, 1889094771]

約数ペア:

[(1, 1889094771), (3, 629698257), (9, 209899419), (27, 69966473), (29, 65141199), (31, 60938541), (87, 21713733), (93, 20312847), (223, 8471277), (261, 7237911), (279, 6770949), (349, 5412879), (669, 2823759), (783, 2412637), (837, 2256983), (899, 2101329), (1047, 1804293), (2007, 941253), (2697, 700443), (3141, 601431), (6021, 313751), (6467, 292113), (6913, 273267), (8091, 233481), (9423, 200477), (10121, 186651), (10819, 174609), (19401, 97371), (20739, 91089), (24273, 77827), (30363, 62217), (32457, 58203)]