1261216815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2899349}}^1$

素因数の和:2899386

約数の個数: 16

約数和(自身を含む): 2087532000

約数和(自身を除く): 826315185

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 2899349, 8698047, 14496745, 43490235, 84081121, 252243363, 420405605, 1261216815]

約数ペア:

[(1, 1261216815), (3, 420405605), (5, 252243363), (15, 84081121), (29, 43490235), (87, 14496745), (145, 8698047), (435, 2899349)]