207842019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{899749}}^1$

素因数の和:899770

約数の個数: 16

約数和(自身を含む): 345504000

約数和(自身を除く): 137661981

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 899749, 2699247, 6298243, 9897239, 18894729, 29691717, 69280673, 207842019]

約数ペア:

[(1, 207842019), (3, 69280673), (7, 29691717), (11, 18894729), (21, 9897239), (33, 6298243), (77, 2699247), (231, 899749)]