68939956

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 122385536

約数和(自身を除く): 53445580

約数列:

[1, 2, 4, 151, 157, 302, 314, 604, 628, 727, 1454, 2908, 23707, 47414, 94828, 109777, 114139, 219554, 228278, 439108, 456556, 17234989, 34469978, 68939956]

約数ペア:

[(1, 68939956), (2, 34469978), (4, 17234989), (151, 456556), (157, 439108), (302, 228278), (314, 219554), (604, 114139), (628, 109777), (727, 94828), (1454, 47414), (2908, 23707)]