81489042

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 182307840

約数和(自身を除く): 100818798

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 127, 129, 254, 258, 381, 387, 762, 774, 829, 1143, 1658, 2286, 2487, 4974, 5461, 7461, 10922, 14922, 16383, 32766, 35647, 49149, 71294, 98298, 105283, 106941, 210566, 213882, 315849, 320823, 631698, 641646, 947547, 1895094, 4527169, 9054338, 13581507, 27163014, 40744521, 81489042]

約数ペア:

[(1, 81489042), (2, 40744521), (3, 27163014), (6, 13581507), (9, 9054338), (18, 4527169), (43, 1895094), (86, 947547), (127, 641646), (129, 631698), (254, 320823), (258, 315849), (381, 213882), (387, 210566), (762, 106941), (774, 105283), (829, 98298), (1143, 71294), (1658, 49149), (2286, 35647), (2487, 32766), (4974, 16383), (5461, 14922), (7461, 10922)]