77784867

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{18119}}^1$

素因数の和:18184

約数の個数: 20

約数和(自身を含む): 118396080

約数和(自身を除く): 40611213

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 18119, 54357, 163071, 489213, 960307, 1467639, 2880921, 8642763, 25928289, 77784867]

約数ペア:

[(1, 77784867), (3, 25928289), (9, 8642763), (27, 2880921), (53, 1467639), (81, 960307), (159, 489213), (477, 163071), (1431, 54357), (4293, 18119)]