11780979

素因数分解:

$3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1399}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 18009600

約数和(自身を除く): 6228621

約数列:

[1, 3, 7, 21, 401, 1203, 1399, 2807, 4197, 8421, 9793, 29379, 560999, 1682997, 3926993, 11780979]

約数ペア:

[(1, 11780979), (3, 3926993), (7, 1682997), (21, 560999), (401, 29379), (1203, 9793), (1399, 8421), (2807, 4197)]