16019865

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 30146688

約数和(自身を除く): 14126823

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 487, 645, 731, 765, 1461, 1935, 2193, 2435, 3655, 4383, 6579, 7305, 8279, 10965, 20941, 21915, 24837, 32895, 41395, 62823, 74511, 104705, 124185, 188469, 314115, 355997, 372555, 942345, 1067991, 1779985, 3203973, 5339955, 16019865]

約数ペア:

[(1, 16019865), (3, 5339955), (5, 3203973), (9, 1779985), (15, 1067991), (17, 942345), (43, 372555), (45, 355997), (51, 314115), (85, 188469), (129, 124185), (153, 104705), (215, 74511), (255, 62823), (387, 41395), (487, 32895), (645, 24837), (731, 21915), (765, 20941), (1461, 10965), (1935, 8279), (2193, 7305), (2435, 6579), (3655, 4383)]