204865809

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{76471}}^1$

素因数の和:76540

約数の個数: 16

約数和(自身を含む): 293652480

約数和(自身を除く): 88786671

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 76471, 229413, 1452949, 3594137, 4358847, 10782411, 68288603, 204865809]

約数ペア:

[(1, 204865809), (3, 68288603), (19, 10782411), (47, 4358847), (57, 3594137), (141, 1452949), (893, 229413), (2679, 76471)]