72336615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21821}}^1$

素因数の和:21859

約数の個数: 32

約数和(自身を含む): 131979456

約数和(自身を除く): 59642841

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 21821, 65463, 109105, 283673, 327315, 370957, 851019, 1112871, 1418365, 1854785, 4255095, 4822441, 5564355, 14467323, 24112205, 72336615]

約数ペア:

[(1, 72336615), (3, 24112205), (5, 14467323), (13, 5564355), (15, 4822441), (17, 4255095), (39, 1854785), (51, 1418365), (65, 1112871), (85, 851019), (195, 370957), (221, 327315), (255, 283673), (663, 109105), (1105, 65463), (3315, 21821)]