217727930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3110399}}^1$

素因数の和:3110413

約数の個数: 16

約数和(自身を含む): 447897600

約数和(自身を除く): 230169670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3110399, 6220798, 15551995, 21772793, 31103990, 43545586, 108863965, 217727930]

約数ペア:

[(1, 217727930), (2, 108863965), (5, 43545586), (7, 31103990), (10, 21772793), (14, 15551995), (35, 6220798), (70, 3110399)]