13205085

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 22049280

約数和(自身を除く): 8844195

約数列:

[1, 3, 5, 15, 43, 59, 129, 177, 215, 295, 347, 645, 885, 1041, 1735, 2537, 5205, 7611, 12685, 14921, 20473, 38055, 44763, 61419, 74605, 102365, 223815, 307095, 880339, 2641017, 4401695, 13205085]

約数ペア:

[(1, 13205085), (3, 4401695), (5, 2641017), (15, 880339), (43, 307095), (59, 223815), (129, 102365), (177, 74605), (215, 61419), (295, 44763), (347, 38055), (645, 20473), (885, 14921), (1041, 12685), (1735, 7611), (2537, 5205)]