201755871

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{17977}}^1$

素因数の和:18055

約数の個数: 24

約数和(自身を含む): 308502480

約数和(自身を除く): 106746609

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741, 11223, 17977, 53931, 161793, 521333, 773011, 1563999, 2319033, 4691997, 6957099, 22417319, 67251957, 201755871]

約数ペア:

[(1, 201755871), (3, 67251957), (9, 22417319), (29, 6957099), (43, 4691997), (87, 2319033), (129, 1563999), (261, 773011), (387, 521333), (1247, 161793), (3741, 53931), (11223, 17977)]