1949206665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{261463}}^1$

素因数の和:261549

約数の個数: 32

約数和(自身を含む): 3614478336

約数和(自身を除く): 1665271671

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 261463, 784389, 1307315, 1830241, 3921945, 5490723, 9151205, 18563873, 27453615, 55691619, 92819365, 129947111, 278458095, 389841333, 649735555, 1949206665]

約数ペア:

[(1, 1949206665), (3, 649735555), (5, 389841333), (7, 278458095), (15, 129947111), (21, 92819365), (35, 55691619), (71, 27453615), (105, 18563873), (213, 9151205), (355, 5490723), (497, 3921945), (1065, 1830241), (1491, 1307315), (2485, 784389), (7455, 261463)]