78720945

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{58967}}^1$

素因数の和:59064

約数の個数: 16

約数和(自身を含む): 127370880

約数和(自身を除く): 48649935

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 58967, 176901, 294835, 884505, 5248063, 15744189, 26240315, 78720945]

約数ペア:

[(1, 78720945), (3, 26240315), (5, 15744189), (15, 5248063), (89, 884505), (267, 294835), (445, 176901), (1335, 58967)]