156920205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2027}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 271200384

約数和(自身を除く): 114280179

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 397, 1191, 1985, 2027, 5161, 5955, 6081, 10135, 15483, 25805, 26351, 30405, 77415, 79053, 131755, 395265, 804719, 2414157, 4023595, 10461347, 12070785, 31384041, 52306735, 156920205]

約数ペア:

[(1, 156920205), (3, 52306735), (5, 31384041), (13, 12070785), (15, 10461347), (39, 4023595), (65, 2414157), (195, 804719), (397, 395265), (1191, 131755), (1985, 79053), (2027, 77415), (5161, 30405), (5955, 26351), (6081, 25805), (10135, 15483)]