87995798

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{363619}}^1$

素因数の和:363643

約数の個数: 12

約数和(自身を含む): 145084380

約数和(自身を除く): 57088582

約数列:

[1, 2, 11, 22, 121, 242, 363619, 727238, 3999809, 7999618, 43997899, 87995798]

約数ペア:

[(1, 87995798), (2, 43997899), (11, 7999618), (22, 3999809), (121, 727238), (242, 363619)]