64890406

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{28789}}^1$

素因数の和:28828

約数の個数: 24

約数和(自身を含む): 118154160

約数和(自身を除く): 53263754

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 28789, 57578, 201523, 403046, 662147, 1324294, 1410661, 2821322, 4635029, 9270058, 32445203, 64890406]

約数ペア:

[(1, 64890406), (2, 32445203), (7, 9270058), (14, 4635029), (23, 2821322), (46, 1410661), (49, 1324294), (98, 662147), (161, 403046), (322, 201523), (1127, 57578), (2254, 28789)]