128099342

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{65827}}^1$

素因数の和:65975

約数の個数: 16

約数和(自身を含む): 221182080

約数和(自身を除く): 93082738

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 65827, 131654, 460789, 921578, 9149953, 18299906, 64049671, 128099342]

約数ペア:

[(1, 128099342), (2, 64049671), (7, 18299906), (14, 9149953), (139, 921578), (278, 460789), (973, 131654), (1946, 65827)]