261345562803

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{968237}}^1$

素因数の和:969028

約数の個数: 32

約数和(自身を含む): 417504225600

約数和(自身を除く): 156158662797

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 769, 2307, 6921, 9997, 20763, 29991, 89973, 269919, 968237, 2904711, 8714133, 12587081, 26142399, 37761243, 113283729, 339851187, 744574253, 2233722759, 6701168277, 9679465289, 20103504831, 29038395867, 87115187601, 261345562803]

約数ペア:

[(1, 261345562803), (3, 87115187601), (9, 29038395867), (13, 20103504831), (27, 9679465289), (39, 6701168277), (117, 2233722759), (351, 744574253), (769, 339851187), (2307, 113283729), (6921, 37761243), (9997, 26142399), (20763, 12587081), (29991, 8714133), (89973, 2904711), (269919, 968237)]