61990979

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 66011136

約数和(自身を除く): 4020157

約数列:

[1, 31, 47, 157, 271, 1457, 4867, 7379, 8401, 12737, 42547, 228749, 394847, 1318957, 1999709, 61990979]

約数ペア:

[(1, 61990979), (31, 1999709), (47, 1318957), (157, 394847), (271, 228749), (1457, 42547), (4867, 12737), (7379, 8401)]