306605005

素因数分解:

$5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{21211}}^1$

素因数の和:21289

約数の個数: 24

約数和(自身を含む): 435270240

約数和(自身を除く): 128665235

約数列:

[1, 5, 7, 35, 49, 59, 245, 295, 413, 2065, 2891, 14455, 21211, 106055, 148477, 742385, 1039339, 1251449, 5196695, 6257245, 8760143, 43800715, 61321001, 306605005]

約数ペア:

[(1, 306605005), (5, 61321001), (7, 43800715), (35, 8760143), (49, 6257245), (59, 5196695), (245, 1251449), (295, 1039339), (413, 742385), (2065, 148477), (2891, 106055), (14455, 21211)]