28406973

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{32993}}^1$

素因数の和:33044

約数の個数: 16

約数和(自身を含む): 44343936

約数和(自身を除く): 15936963

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 32993, 98979, 230951, 692853, 1352713, 4058139, 9468991, 28406973]

約数ペア:

[(1, 28406973), (3, 9468991), (7, 4058139), (21, 1352713), (41, 692853), (123, 230951), (287, 98979), (861, 32993)]