331316091

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 518918400

約数和(自身を除く): 187602309

約数列:

[1, 3, 9, 19, 53, 57, 139, 159, 171, 263, 417, 477, 789, 1007, 1251, 2367, 2641, 3021, 4997, 7367, 7923, 9063, 13939, 14991, 22101, 23769, 36557, 41817, 44973, 66303, 109671, 125451, 139973, 264841, 329013, 419919, 694583, 794523, 1259757, 1937521, 2083749, 2383569, 5812563, 6251247, 17437689, 36812899, 110438697, 331316091]

約数ペア:

[(1, 331316091), (3, 110438697), (9, 36812899), (19, 17437689), (53, 6251247), (57, 5812563), (139, 2383569), (159, 2083749), (171, 1937521), (263, 1259757), (417, 794523), (477, 694583), (789, 419919), (1007, 329013), (1251, 264841), (2367, 139973), (2641, 125451), (3021, 109671), (4997, 66303), (7367, 44973), (7923, 41817), (9063, 36557), (13939, 23769), (14991, 22101)]