1989249969

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1\times {\mathrm{769}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 3055360000

約数和(自身を除く): 1066110031

約数列:

[1, 3, 7, 21, 199, 597, 619, 769, 1393, 1857, 2307, 4179, 4333, 5383, 12999, 16149, 123181, 153031, 369543, 459093, 476011, 862267, 1071217, 1428033, 2586801, 3213651, 3332077, 9996231, 94726189, 284178567, 663083323, 1989249969]

約数ペア:

[(1, 1989249969), (3, 663083323), (7, 284178567), (21, 94726189), (199, 9996231), (597, 3332077), (619, 3213651), (769, 2586801), (1393, 1428033), (1857, 1071217), (2307, 862267), (4179, 476011), (4333, 459093), (5383, 369543), (12999, 153031), (16149, 123181)]