30617991

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 47447400

約数和(自身を除く): 16829409

約数列:

[1, 3, 9, 23, 59, 69, 109, 177, 207, 327, 529, 531, 981, 1357, 1587, 2507, 4071, 4761, 6431, 7521, 12213, 19293, 22563, 31211, 57661, 57879, 93633, 147913, 172983, 280899, 443739, 518949, 1331217, 3401999, 10205997, 30617991]

約数ペア:

[(1, 30617991), (3, 10205997), (9, 3401999), (23, 1331217), (59, 518949), (69, 443739), (109, 280899), (177, 172983), (207, 147913), (327, 93633), (529, 57879), (531, 57661), (981, 31211), (1357, 22563), (1587, 19293), (2507, 12213), (4071, 7521), (4761, 6431)]