16151961

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 26042368

約数和(自身を除く): 9890407

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 577, 651, 903, 1333, 1731, 3999, 4039, 9331, 12117, 17887, 24811, 27993, 53661, 74433, 125209, 173677, 375627, 521031, 769141, 2307423, 5383987, 16151961]

約数ペア:

[(1, 16151961), (3, 5383987), (7, 2307423), (21, 769141), (31, 521031), (43, 375627), (93, 173677), (129, 125209), (217, 74433), (301, 53661), (577, 27993), (651, 24811), (903, 17887), (1333, 12117), (1731, 9331), (3999, 4039)]