155777769

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7703}}^1$

素因数の和:7826

約数の個数: 32

約数和(自身を含む): 266250240

約数和(自身を除く): 110472471

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 2247, 2889, 6741, 7703, 20223, 23109, 53921, 69327, 161763, 207981, 485289, 824221, 1455867, 2472663, 5769547, 7417989, 17308641, 22253967, 51925923, 155777769]

約数ペア:

[(1, 155777769), (3, 51925923), (7, 22253967), (9, 17308641), (21, 7417989), (27, 5769547), (63, 2472663), (107, 1455867), (189, 824221), (321, 485289), (749, 207981), (963, 161763), (2247, 69327), (2889, 53921), (6741, 23109), (7703, 20223)]