209491604

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{907}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 428953728

約数和(自身を除く): 219462124

約数列:

[1, 2, 4, 7, 14, 28, 73, 113, 146, 226, 292, 452, 511, 791, 907, 1022, 1582, 1814, 2044, 3164, 3628, 6349, 8249, 12698, 16498, 25396, 32996, 57743, 66211, 102491, 115486, 132422, 204982, 230972, 264844, 409964, 463477, 717437, 926954, 1434874, 1853908, 2869748, 7481843, 14963686, 29927372, 52372901, 104745802, 209491604]

約数ペア:

[(1, 209491604), (2, 104745802), (4, 52372901), (7, 29927372), (14, 14963686), (28, 7481843), (73, 2869748), (113, 1853908), (146, 1434874), (226, 926954), (292, 717437), (452, 463477), (511, 409964), (791, 264844), (907, 230972), (1022, 204982), (1582, 132422), (1814, 115486), (2044, 102491), (3164, 66211), (3628, 57743), (6349, 32996), (8249, 25396), (12698, 16498)]