221284952

素因数分解:

$2^3\times 7^1\times {\mathrm{3951517}}^1$

素因数の和:3951530

約数の個数: 16

約数和(自身を含む): 474182160

約数和(自身を除く): 252897208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3951517, 7903034, 15806068, 27660619, 31612136, 55321238, 110642476, 221284952]

約数ペア:

[(1, 221284952), (2, 110642476), (4, 55321238), (7, 31612136), (8, 27660619), (14, 15806068), (28, 7903034), (56, 3951517)]