201831981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1973}}^1$

素因数の和:2093

約数の個数: 32

約数和(自身を含む): 301564032

約数和(自身を除く): 99732051

約数列:

[1, 3, 13, 39, 43, 61, 129, 183, 559, 793, 1677, 1973, 2379, 2623, 5919, 7869, 25649, 34099, 76947, 84839, 102297, 120353, 254517, 361059, 1102907, 1564589, 3308721, 4693767, 5175179, 15525537, 67277327, 201831981]

約数ペア:

[(1, 201831981), (3, 67277327), (13, 15525537), (39, 5175179), (43, 4693767), (61, 3308721), (129, 1564589), (183, 1102907), (559, 361059), (793, 254517), (1677, 120353), (1973, 102297), (2379, 84839), (2623, 76947), (5919, 34099), (7869, 25649)]