217302078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5173859}}^1$

素因数の和:5173871

約数の個数: 16

約数和(自身を含む): 496690560

約数和(自身を除く): 279388482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5173859, 10347718, 15521577, 31043154, 36217013, 72434026, 108651039, 217302078]

約数ペア:

[(1, 217302078), (2, 108651039), (3, 72434026), (6, 36217013), (7, 31043154), (14, 15521577), (21, 10347718), (42, 5173859)]