281479681

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{28661}}^1$

素因数の和:28752

約数の個数: 16

約数和(自身を含む): 341192448

約数和(自身を除く): 59712767

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 28661, 200627, 659203, 1748321, 4614421, 12238247, 40211383, 281479681]

約数ペア:

[(1, 281479681), (7, 40211383), (23, 12238247), (61, 4614421), (161, 1748321), (427, 659203), (1403, 200627), (9821, 28661)]