489968018

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{15473}}^1$

素因数の和:15769

約数の個数: 16

約数和(自身を含む): 748694016

約数和(自身を除く): 258725998

約数列:

[1, 2, 71, 142, 223, 446, 15473, 15833, 30946, 31666, 1098583, 2197166, 3450479, 6900958, 244984009, 489968018]

約数ペア:

[(1, 489968018), (2, 244984009), (71, 6900958), (142, 3450479), (223, 2197166), (446, 1098583), (15473, 31666), (15833, 30946)]