2005121013

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{440009}}^1$

素因数の和:440057

約数の個数: 24

約数和(自身を含む): 3210312960

約数和(自身を除く): 1205191947

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 440009, 1320027, 3080063, 9240189, 13640279, 21560441, 40920837, 64681323, 95481953, 286445859, 668373671, 2005121013]

約数ペア:

[(1, 2005121013), (3, 668373671), (7, 286445859), (21, 95481953), (31, 64681323), (49, 40920837), (93, 21560441), (147, 13640279), (217, 9240189), (651, 3080063), (1519, 1320027), (4557, 440009)]