2181567138

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{77377}}^1$

素因数の和:77546

約数の個数: 32

約数和(自身を含む): 4516399104

約数和(自身を除く): 2334831966

約数列:

[1, 2, 3, 6, 37, 74, 111, 127, 222, 254, 381, 762, 4699, 9398, 14097, 28194, 77377, 154754, 232131, 464262, 2862949, 5725898, 8588847, 9826879, 17177694, 19653758, 29480637, 58961274, 363594523, 727189046, 1090783569, 2181567138]

約数ペア:

[(1, 2181567138), (2, 1090783569), (3, 727189046), (6, 363594523), (37, 58961274), (74, 29480637), (111, 19653758), (127, 17177694), (222, 9826879), (254, 8588847), (381, 5725898), (762, 2862949), (4699, 464262), (9398, 232131), (14097, 154754), (28194, 77377)]