61807408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{297151}}^1$

素因数の和:297172

約数の個数: 20

約数和(自身を含む): 128963968

約数和(自身を除く): 67156560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 297151, 594302, 1188604, 2377208, 3862963, 4754416, 7725926, 15451852, 30903704, 61807408]

約数ペア:

[(1, 61807408), (2, 30903704), (4, 15451852), (8, 7725926), (13, 4754416), (16, 3862963), (26, 2377208), (52, 1188604), (104, 594302), (208, 297151)]