681966

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 1545120

約数和(自身を除く): 863154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 173, 219, 346, 438, 519, 657, 1038, 1314, 1557, 1971, 3114, 3942, 4671, 9342, 12629, 25258, 37887, 75774, 113661, 227322, 340983, 681966]

約数ペア:

[(1, 681966), (2, 340983), (3, 227322), (6, 113661), (9, 75774), (18, 37887), (27, 25258), (54, 12629), (73, 9342), (146, 4671), (173, 3942), (219, 3114), (346, 1971), (438, 1557), (519, 1314), (657, 1038)]