662131678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 1083543552

約数和(自身を除く): 421411874

約数列:

[1, 2, 13, 26, 151, 191, 302, 382, 883, 1766, 1963, 2483, 3926, 4966, 11479, 22958, 28841, 57682, 133333, 168653, 266666, 337306, 374933, 749866, 1733329, 2192489, 3466658, 4384978, 25466603, 50933206, 331065839, 662131678]

約数ペア:

[(1, 662131678), (2, 331065839), (13, 50933206), (26, 25466603), (151, 4384978), (191, 3466658), (302, 2192489), (382, 1733329), (883, 749866), (1766, 374933), (1963, 337306), (2483, 266666), (3926, 168653), (4966, 133333), (11479, 57682), (22958, 28841)]