13203555

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 8914845

約数列:

[1, 3, 5, 15, 29, 87, 127, 145, 239, 381, 435, 635, 717, 1195, 1905, 3585, 3683, 6931, 11049, 18415, 20793, 30353, 34655, 55245, 91059, 103965, 151765, 455295, 880237, 2640711, 4401185, 13203555]

約数ペア:

[(1, 13203555), (3, 4401185), (5, 2640711), (15, 880237), (29, 455295), (87, 151765), (127, 103965), (145, 91059), (239, 55245), (381, 34655), (435, 30353), (635, 20793), (717, 18415), (1195, 11049), (1905, 6931), (3585, 3683)]