209540067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 316237824

約数和(自身を除く): 106697757

約数列:

[1, 3, 11, 31, 33, 93, 257, 341, 771, 797, 1023, 2391, 2827, 7967, 8481, 8767, 23901, 24707, 26301, 74121, 87637, 204829, 262911, 271777, 614487, 815331, 2253119, 6349699, 6759357, 19049097, 69846689, 209540067]

約数ペア:

[(1, 209540067), (3, 69846689), (11, 19049097), (31, 6759357), (33, 6349699), (93, 2253119), (257, 815331), (341, 614487), (771, 271777), (797, 262911), (1023, 204829), (2391, 87637), (2827, 74121), (7967, 26301), (8481, 24707), (8767, 23901)]