209218465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{23029}}^1$

素因数の和:23136

約数の個数: 16

約数和(自身を含む): 265305600

約数和(自身を除く): 56087135

約数列:

[1, 5, 23, 79, 115, 395, 1817, 9085, 23029, 115145, 529667, 1819291, 2648335, 9096455, 41843693, 209218465]

約数ペア:

[(1, 209218465), (5, 41843693), (23, 9096455), (79, 2648335), (115, 1819291), (395, 529667), (1817, 115145), (9085, 23029)]