128864664

素因数分解:

$2^3\times 3^2\times {\mathrm{1789787}}^1$

素因数の和:1789799

約数の個数: 24

約数和(自身を含む): 349008660

約数和(自身を除く): 220143996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1789787, 3579574, 5369361, 7159148, 10738722, 14318296, 16108083, 21477444, 32216166, 42954888, 64432332, 128864664]

約数ペア:

[(1, 128864664), (2, 64432332), (3, 42954888), (4, 32216166), (6, 21477444), (8, 16108083), (9, 14318296), (12, 10738722), (18, 7159148), (24, 5369361), (36, 3579574), (72, 1789787)]