28772638

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:1011

約数の個数: 16

約数和(自身を含む): 43860960

約数和(自身を除く): 15088322

約数列:

[1, 2, 103, 197, 206, 394, 709, 1418, 20291, 40582, 73027, 139673, 146054, 279346, 14386319, 28772638]

約数ペア:

[(1, 28772638), (2, 14386319), (103, 279346), (197, 146054), (206, 139673), (394, 73027), (709, 40582), (1418, 20291)]