1616315

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 16

約数和(自身を含む): 2047680

約数和(自身を除く): 431365

約数列:

[1, 5, 29, 71, 145, 157, 355, 785, 2059, 4553, 10295, 11147, 22765, 55735, 323263, 1616315]

約数ペア:

[(1, 1616315), (5, 323263), (29, 55735), (71, 22765), (145, 11147), (157, 10295), (355, 4553), (785, 2059)]