1213445165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{297049}}^1$

素因数の和:297116

約数の個数: 16

約数和(自身を含む): 1568424000

約数和(自身を除く): 354978835

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 297049, 1485245, 5643931, 12773107, 28219655, 63865535, 242689033, 1213445165]

約数ペア:

[(1, 1213445165), (5, 242689033), (19, 63865535), (43, 28219655), (95, 12773107), (215, 5643931), (817, 1485245), (4085, 297049)]