71369505

素因数分解:

$3^4\times 5^1\times {\mathrm{176221}}^1$

素因数の和:176238

約数の個数: 20

約数和(自身を含む): 127937172

約数和(自身を除く): 56567667

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 176221, 528663, 881105, 1585989, 2643315, 4757967, 7929945, 14273901, 23789835, 71369505]

約数ペア:

[(1, 71369505), (3, 23789835), (5, 14273901), (9, 7929945), (15, 4757967), (27, 2643315), (45, 1585989), (81, 881105), (135, 528663), (405, 176221)]