40472817

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{727}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 67651584

約数和(自身を除く): 27178767

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 241, 723, 727, 1687, 2181, 2651, 5061, 5089, 7953, 7997, 15267, 18557, 23991, 55671, 55979, 167937, 175207, 525621, 1226449, 1927277, 3679347, 5781831, 13490939, 40472817]

約数ペア:

[(1, 40472817), (3, 13490939), (7, 5781831), (11, 3679347), (21, 1927277), (33, 1226449), (77, 525621), (231, 175207), (241, 167937), (723, 55979), (727, 55671), (1687, 23991), (2181, 18557), (2651, 15267), (5061, 7997), (5089, 7953)]