2155114577

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3499}}^1$

素因数の和:3957

約数の個数: 32

約数和(自身を含む): 2835840000

約数和(自身を除く): 680725423

約数列:

[1, 7, 11, 19, 77, 133, 209, 421, 1463, 2947, 3499, 4631, 7999, 24493, 32417, 38489, 55993, 66481, 87989, 269423, 465367, 615923, 731291, 1473079, 5119037, 10311553, 16203869, 27988501, 113427083, 195919507, 307873511, 2155114577]

約数ペア:

[(1, 2155114577), (7, 307873511), (11, 195919507), (19, 113427083), (77, 27988501), (133, 16203869), (209, 10311553), (421, 5119037), (1463, 1473079), (2947, 731291), (3499, 615923), (4631, 465367), (7999, 269423), (24493, 87989), (32417, 66481), (38489, 55993)]