219325985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{13877}}^1$

素因数の和:14020

約数の個数: 16

約数和(自身を含む): 274784400

約数和(自身を除く): 55458415

約数列:

[1, 5, 29, 109, 145, 545, 3161, 13877, 15805, 69385, 402433, 1512593, 2012165, 7562965, 43865197, 219325985]

約数ペア:

[(1, 219325985), (5, 43865197), (29, 7562965), (109, 2012165), (145, 1512593), (545, 402433), (3161, 69385), (13877, 15805)]