11787867

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 21577920

約数和(自身を除く): 9790053

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 389, 481, 777, 819, 1167, 1443, 2331, 2723, 3367, 3501, 4329, 5057, 8169, 10101, 14393, 15171, 24507, 30303, 35399, 43179, 45513, 100751, 106197, 129537, 187109, 302253, 318591, 561327, 906759, 1309763, 1683981, 3929289, 11787867]

約数ペア:

[(1, 11787867), (3, 3929289), (7, 1683981), (9, 1309763), (13, 906759), (21, 561327), (37, 318591), (39, 302253), (63, 187109), (91, 129537), (111, 106197), (117, 100751), (259, 45513), (273, 43179), (333, 35399), (389, 30303), (481, 24507), (777, 15171), (819, 14393), (1167, 10101), (1443, 8169), (2331, 5057), (2723, 4329), (3367, 3501)]