211013985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{154589}}^1$

素因数の和:154617

約数の個数: 32

約数和(自身を含む): 415537920

約数和(自身を除く): 204523935

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 154589, 463767, 772945, 1082123, 2009657, 2318835, 3246369, 5410615, 6028971, 10048285, 14067599, 16231845, 30144855, 42202797, 70337995, 211013985]

約数ペア:

[(1, 211013985), (3, 70337995), (5, 42202797), (7, 30144855), (13, 16231845), (15, 14067599), (21, 10048285), (35, 6028971), (39, 5410615), (65, 3246369), (91, 2318835), (105, 2009657), (195, 1082123), (273, 772945), (455, 463767), (1365, 154589)]