2005163937

素因数分解:

$3^3\times 7^4\times {\mathrm{30931}}^1$

素因数の和:30968

約数の個数: 40

約数和(自身を含む): 3465621280

約数和(自身を除く): 1460457343

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 2401, 3087, 7203, 9261, 21609, 30931, 64827, 92793, 216517, 278379, 649551, 835137, 1515619, 1948653, 4546857, 5845959, 10609333, 13640571, 31827999, 40921713, 74265331, 95483997, 222795993, 286451991, 668387979, 2005163937]

約数ペア:

[(1, 2005163937), (3, 668387979), (7, 286451991), (9, 222795993), (21, 95483997), (27, 74265331), (49, 40921713), (63, 31827999), (147, 13640571), (189, 10609333), (343, 5845959), (441, 4546857), (1029, 1948653), (1323, 1515619), (2401, 835137), (3087, 649551), (7203, 278379), (9261, 216517), (21609, 92793), (30931, 64827)]