77768829

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{56477}}^1$

素因数の和:56506

約数の個数: 20

約数和(自身を含む): 123009084

約数和(自身を除く): 45240255

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 56477, 169431, 508293, 960109, 1524879, 2880327, 4574637, 8640981, 25922943, 77768829]

約数ペア:

[(1, 77768829), (3, 25922943), (9, 8640981), (17, 4574637), (27, 2880327), (51, 1524879), (81, 960109), (153, 508293), (459, 169431), (1377, 56477)]