1859893209

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{70991}}^1$

素因数の和:71109

約数の個数: 24

約数和(自身を含む): 2790837504

約数和(自身を除く): 930944295

約数列:

[1, 3, 9, 41, 71, 123, 213, 369, 639, 2911, 8733, 26199, 70991, 212973, 638919, 2910631, 5040361, 8731893, 15121083, 26195679, 45363249, 206654801, 619964403, 1859893209]

約数ペア:

[(1, 1859893209), (3, 619964403), (9, 206654801), (41, 45363249), (71, 26195679), (123, 15121083), (213, 8731893), (369, 5040361), (639, 2910631), (2911, 638919), (8733, 212973), (26199, 70991)]