149250815

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1447}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 208981152

約数和(自身を除く): 59730337

約数列:

[1, 5, 7, 35, 49, 245, 421, 1447, 2105, 2947, 7235, 10129, 14735, 20629, 50645, 70903, 103145, 354515, 609187, 3045935, 4264309, 21321545, 29850163, 149250815]

約数ペア:

[(1, 149250815), (5, 29850163), (7, 21321545), (35, 4264309), (49, 3045935), (245, 609187), (421, 354515), (1447, 103145), (2105, 70903), (2947, 50645), (7235, 20629), (10129, 14735)]