247416455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6529}}^1$

素因数の和:6611

約数の個数: 32

約数和(自身を含む): 355440960

約数和(自身を除く): 108024505

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 265, 583, 689, 715, 2915, 3445, 6529, 7579, 32645, 37895, 71819, 84877, 346037, 359095, 424385, 933647, 1730185, 3806407, 4498481, 4668235, 19032035, 22492405, 49483291, 247416455]

約数ペア:

[(1, 247416455), (5, 49483291), (11, 22492405), (13, 19032035), (53, 4668235), (55, 4498481), (65, 3806407), (143, 1730185), (265, 933647), (583, 424385), (689, 359095), (715, 346037), (2915, 84877), (3445, 71819), (6529, 37895), (7579, 32645)]