1768707981

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{949387}}^1$

素因数の和:949422

約数の個数: 20

約数和(自身を含む): 2757022752

約数和(自身を除く): 988314771

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 949387, 2848161, 8544483, 21835901, 25633449, 65507703, 76900347, 196523109, 589569327, 1768707981]

約数ペア:

[(1, 1768707981), (3, 589569327), (9, 196523109), (23, 76900347), (27, 65507703), (69, 25633449), (81, 21835901), (207, 8544483), (621, 2848161), (1863, 949387)]