2540235

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 4377600

約数和(自身を除く): 1837365

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 199, 345, 555, 597, 851, 995, 2553, 2985, 4255, 4577, 7363, 12765, 13731, 22089, 22885, 36815, 68655, 110445, 169349, 508047, 846745, 2540235]

約数ペア:

[(1, 2540235), (3, 846745), (5, 508047), (15, 169349), (23, 110445), (37, 68655), (69, 36815), (111, 22885), (115, 22089), (185, 13731), (199, 12765), (345, 7363), (555, 4577), (597, 4255), (851, 2985), (995, 2553)]