28571955

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51481}}^1$

素因数の和:51526

約数の個数: 16

約数和(自身を含む): 46951584

約数和(自身を除く): 18379629

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51481, 154443, 257405, 772215, 1904797, 5714391, 9523985, 28571955]

約数ペア:

[(1, 28571955), (3, 9523985), (5, 5714391), (15, 1904797), (37, 772215), (111, 257405), (185, 154443), (555, 51481)]