291567190

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{1109}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 535144320

約数和(自身を除く): 243577130

約数列:

[1, 2, 5, 10, 61, 122, 305, 431, 610, 862, 1109, 2155, 2218, 4310, 5545, 11090, 26291, 52582, 67649, 131455, 135298, 262910, 338245, 477979, 676490, 955958, 2389895, 4779790, 29156719, 58313438, 145783595, 291567190]

約数ペア:

[(1, 291567190), (2, 145783595), (5, 58313438), (10, 29156719), (61, 4779790), (122, 2389895), (305, 955958), (431, 676490), (610, 477979), (862, 338245), (1109, 262910), (2155, 135298), (2218, 131455), (4310, 67649), (5545, 52582), (11090, 26291)]