13199571

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 24842880

約数和(自身を除く): 11643309

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 907, 1323, 1617, 2079, 2721, 4851, 6349, 8163, 9977, 14553, 19047, 24489, 29931, 44443, 57141, 69839, 89793, 133329, 171423, 209517, 269379, 399987, 488873, 628551, 1199961, 1466619, 1885653, 4399857, 13199571]

約数ペア:

[(1, 13199571), (3, 4399857), (7, 1885653), (9, 1466619), (11, 1199961), (21, 628551), (27, 488873), (33, 399987), (49, 269379), (63, 209517), (77, 171423), (99, 133329), (147, 89793), (189, 69839), (231, 57141), (297, 44443), (441, 29931), (539, 24489), (693, 19047), (907, 14553), (1323, 9977), (1617, 8163), (2079, 6349), (2721, 4851)]