2017127991

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1\times {\mathrm{389}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 2834657280

約数和(自身を除く): 817529289

約数列:

[1, 3, 23, 69, 223, 337, 389, 669, 1011, 1167, 5129, 7751, 8947, 15387, 23253, 26841, 75151, 86747, 131093, 225453, 260241, 393279, 1728473, 1995181, 3015139, 5185419, 5985543, 9045417, 29233739, 87701217, 672375997, 2017127991]

約数ペア:

[(1, 2017127991), (3, 672375997), (23, 87701217), (69, 29233739), (223, 9045417), (337, 5985543), (389, 5185419), (669, 3015139), (1011, 1995181), (1167, 1728473), (5129, 393279), (7751, 260241), (8947, 225453), (15387, 131093), (23253, 86747), (26841, 75151)]