291646647

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{971}}^1\times {\mathrm{1451}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 440339328

約数和(自身を除く): 148692681

約数列:

[1, 3, 9, 23, 69, 207, 971, 1451, 2913, 4353, 8739, 13059, 22333, 33373, 66999, 100119, 200997, 300357, 1408921, 4226763, 12680289, 32405183, 97215549, 291646647]

約数ペア:

[(1, 291646647), (3, 97215549), (9, 32405183), (23, 12680289), (69, 4226763), (207, 1408921), (971, 300357), (1451, 200997), (2913, 100119), (4353, 66999), (8739, 33373), (13059, 22333)]