219050695

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 286856640

約数和(自身を除く): 67805945

約数列:

[1, 5, 17, 61, 83, 85, 305, 415, 509, 1037, 1411, 2545, 5063, 5185, 7055, 8653, 25315, 31049, 42247, 43265, 86071, 155245, 211235, 430355, 527833, 718199, 2577067, 2639165, 3590995, 12885335, 43810139, 219050695]

約数ペア:

[(1, 219050695), (5, 43810139), (17, 12885335), (61, 3590995), (83, 2639165), (85, 2577067), (305, 718199), (415, 527833), (509, 430355), (1037, 211235), (1411, 155245), (2545, 86071), (5063, 43265), (5185, 42247), (7055, 31049), (8653, 25315)]