84181617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1381}}^1$

素因数の和:1921

約数の個数: 24

約数和(自身を含む): 131295528

約数和(自身を除く): 47113911

約数列:

[1, 3, 9, 13, 39, 117, 521, 1381, 1563, 4143, 4689, 6773, 12429, 17953, 20319, 53859, 60957, 161577, 719501, 2158503, 6475509, 9353513, 28060539, 84181617]

約数ペア:

[(1, 84181617), (3, 28060539), (9, 9353513), (13, 6475509), (39, 2158503), (117, 719501), (521, 161577), (1381, 60957), (1563, 53859), (4143, 20319), (4689, 17953), (6773, 12429)]