133459664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{641633}}^1$

素因数の和:641654

約数の個数: 20

約数和(自身を含む): 278469156

約数和(自身を除く): 145009492

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 641633, 1283266, 2566532, 5133064, 8341229, 10266128, 16682458, 33364916, 66729832, 133459664]

約数ペア:

[(1, 133459664), (2, 66729832), (4, 33364916), (8, 16682458), (13, 10266128), (16, 8341229), (26, 5133064), (52, 2566532), (104, 1283266), (208, 641633)]