989065

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 1510272

約数和(自身を除く): 521207

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 367, 385, 539, 1835, 2569, 2695, 4037, 12845, 17983, 20185, 28259, 89915, 141295, 197813, 989065]

約数ペア:

[(1, 989065), (5, 197813), (7, 141295), (11, 89915), (35, 28259), (49, 20185), (55, 17983), (77, 12845), (245, 4037), (367, 2695), (385, 2569), (539, 1835)]