2799905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 3556224

約数和(自身を除く): 756319

約数列:

[1, 5, 23, 97, 115, 251, 485, 1255, 2231, 5773, 11155, 24347, 28865, 121735, 559981, 2799905]

約数ペア:

[(1, 2799905), (5, 559981), (23, 121735), (97, 28865), (115, 24347), (251, 11155), (485, 5773), (1255, 2231)]