16000209

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 23927904

約数和(自身を除く): 7927695

約数列:

[1, 3, 9, 41, 123, 131, 331, 369, 393, 993, 1179, 2979, 5371, 13571, 16113, 40713, 43361, 48339, 122139, 130083, 390249, 1777801, 5333403, 16000209]

約数ペア:

[(1, 16000209), (3, 5333403), (9, 1777801), (41, 390249), (123, 130083), (131, 122139), (331, 48339), (369, 43361), (393, 40713), (993, 16113), (1179, 13571), (2979, 5371)]