201642165

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28541}}^1$

素因数の和:28709

約数の個数: 24

約数和(自身を含む): 351751608

約数和(自身を除く): 150109443

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 28541, 85623, 142705, 256869, 428115, 1284345, 4480937, 13442811, 22404685, 40328433, 67214055, 201642165]

約数ペア:

[(1, 201642165), (3, 67214055), (5, 40328433), (9, 22404685), (15, 13442811), (45, 4480937), (157, 1284345), (471, 428115), (785, 256869), (1413, 142705), (2355, 85623), (7065, 28541)]