30884063

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:724

約数の個数: 20

約数和(自身を含む): 37981560

約数和(自身を除く): 7097497

約数列:

[1, 7, 19, 49, 133, 343, 677, 931, 2401, 4739, 6517, 12863, 33173, 45619, 90041, 232211, 630287, 1625477, 4412009, 30884063]

約数ペア:

[(1, 30884063), (7, 4412009), (19, 1625477), (49, 630287), (133, 232211), (343, 90041), (677, 45619), (931, 33173), (2401, 12863), (4739, 6517)]