260069215

素因数分解:

$5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{3917}}^1$

素因数の和:4207

約数の個数: 24

約数和(自身を含む): 364468032

約数和(自身を除く): 104398817

約数列:

[1, 5, 7, 35, 49, 245, 271, 1355, 1897, 3917, 9485, 13279, 19585, 27419, 66395, 137095, 191933, 959665, 1061507, 5307535, 7430549, 37152745, 52013843, 260069215]

約数ペア:

[(1, 260069215), (5, 52013843), (7, 37152745), (35, 7430549), (49, 5307535), (245, 1061507), (271, 959665), (1355, 191933), (1897, 137095), (3917, 66395), (9485, 27419), (13279, 19585)]