31031637

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{577}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 51270912

約数和(自身を除く): 20239275

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 273, 577, 591, 1379, 1731, 2561, 4039, 4137, 7501, 7683, 12117, 17927, 22503, 52507, 53781, 113669, 157521, 341007, 795683, 1477697, 2387049, 4433091, 10343879, 31031637]

約数ペア:

[(1, 31031637), (3, 10343879), (7, 4433091), (13, 2387049), (21, 1477697), (39, 795683), (91, 341007), (197, 157521), (273, 113669), (577, 53781), (591, 52507), (1379, 22503), (1731, 17927), (2561, 12117), (4039, 7683), (4137, 7501)]