217077416

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{631039}}^1$

素因数の和:631088

約数の個数: 16

約数和(自身を含む): 416486400

約数和(自身を除く): 199408984

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 631039, 1262078, 2524156, 5048312, 27134677, 54269354, 108538708, 217077416]

約数ペア:

[(1, 217077416), (2, 108538708), (4, 54269354), (8, 27134677), (43, 5048312), (86, 2524156), (172, 1262078), (344, 631039)]