199075971

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 285696000

約数和(自身を除く): 86620029

約数列:

[1, 3, 23, 59, 69, 79, 177, 237, 619, 1357, 1817, 1857, 4071, 4661, 5451, 13983, 14237, 36521, 42711, 48901, 107203, 109563, 146703, 321609, 839983, 1124723, 2519949, 2885159, 3374169, 8655477, 66358657, 199075971]

約数ペア:

[(1, 199075971), (3, 66358657), (23, 8655477), (59, 3374169), (69, 2885159), (79, 2519949), (177, 1124723), (237, 839983), (619, 321609), (1357, 146703), (1817, 109563), (1857, 107203), (4071, 48901), (4661, 42711), (5451, 36521), (13983, 14237)]