778865169

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{28433}}^1$

素因数の和:28856

約数の個数: 16

約数和(自身を含む): 1086406272

約数和(自身を除く): 307541103

約数列:

[1, 3, 23, 69, 397, 1191, 9131, 27393, 28433, 85299, 653959, 1961877, 11287901, 33863703, 259621723, 778865169]

約数ペア:

[(1, 778865169), (3, 259621723), (23, 33863703), (69, 11287901), (397, 1961877), (1191, 653959), (9131, 85299), (27393, 28433)]