253765545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{90469}}^1$

素因数の和:90505

約数の個数: 32

約数和(自身を含む): 468996480

約数和(自身を除く): 215230935

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 90469, 271407, 452345, 995159, 1357035, 1537973, 2985477, 4613919, 4975795, 7689865, 14927385, 16917703, 23069595, 50753109, 84588515, 253765545]

約数ペア:

[(1, 253765545), (3, 84588515), (5, 50753109), (11, 23069595), (15, 16917703), (17, 14927385), (33, 7689865), (51, 4975795), (55, 4613919), (85, 2985477), (165, 1537973), (187, 1357035), (255, 995159), (561, 452345), (935, 271407), (2805, 90469)]