30887005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2239}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 38707200

約数和(自身を除く): 7820195

約数列:

[1, 5, 31, 89, 155, 445, 2239, 2759, 11195, 13795, 69409, 199271, 347045, 996355, 6177401, 30887005]

約数ペア:

[(1, 30887005), (5, 6177401), (31, 996355), (89, 347045), (155, 199271), (445, 69409), (2239, 13795), (2759, 11195)]