31879539

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 49263552

約数和(自身を除く): 17384013

約数列:

[1, 3, 9, 17, 51, 101, 153, 303, 909, 1717, 2063, 5151, 6189, 15453, 18567, 35071, 105213, 208363, 315639, 625089, 1875267, 3542171, 10626513, 31879539]

約数ペア:

[(1, 31879539), (3, 10626513), (9, 3542171), (17, 1875267), (51, 625089), (101, 315639), (153, 208363), (303, 105213), (909, 35071), (1717, 18567), (2063, 15453), (5151, 6189)]