2689045

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 3427200

約数和(自身を除く): 738155

約数列:

[1, 5, 23, 67, 115, 335, 349, 1541, 1745, 7705, 8027, 23383, 40135, 116915, 537809, 2689045]

約数ペア:

[(1, 2689045), (5, 537809), (23, 116915), (67, 40135), (115, 23383), (335, 8027), (349, 7705), (1541, 1745)]