720539138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1056509}}^1$

素因数の和:1056553

約数の個数: 16

約数和(自身を含む): 1217099520

約数和(自身を除く): 496560382

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 1056509, 2113018, 11621599, 23243198, 32751779, 65503558, 360269569, 720539138]

約数ペア:

[(1, 720539138), (2, 360269569), (11, 65503558), (22, 32751779), (31, 23243198), (62, 11621599), (341, 2113018), (682, 1056509)]