128415836

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{1987}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 228445056

約数和(自身を除く): 100029220

約数列:

[1, 2, 4, 107, 151, 214, 302, 428, 604, 1987, 3974, 7948, 16157, 32314, 64628, 212609, 300037, 425218, 600074, 850436, 1200148, 32103959, 64207918, 128415836]

約数ペア:

[(1, 128415836), (2, 64207918), (4, 32103959), (107, 1200148), (151, 850436), (214, 600074), (302, 425218), (428, 300037), (604, 212609), (1987, 64628), (3974, 32314), (7948, 16157)]