277797355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2671}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 381689856

約数和(自身を除く): 103892501

約数列:

[1, 5, 11, 31, 55, 61, 155, 305, 341, 671, 1705, 1891, 2671, 3355, 9455, 13355, 20801, 29381, 82801, 104005, 146905, 162931, 414005, 814655, 910811, 1792241, 4554055, 5050861, 8961205, 25254305, 55559471, 277797355]

約数ペア:

[(1, 277797355), (5, 55559471), (11, 25254305), (31, 8961205), (55, 5050861), (61, 4554055), (155, 1792241), (305, 910811), (341, 814655), (671, 414005), (1705, 162931), (1891, 146905), (2671, 104005), (3355, 82801), (9455, 29381), (13355, 20801)]