138684815

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{4289}}^1$

素因数の和:4546

約数の個数: 16

約数和(自身を含む): 172972800

約数和(自身を除く): 34287985

約数列:

[1, 5, 29, 145, 223, 1115, 4289, 6467, 21445, 32335, 124381, 621905, 956447, 4782235, 27736963, 138684815]

約数ペア:

[(1, 138684815), (5, 27736963), (29, 4782235), (145, 956447), (223, 621905), (1115, 124381), (4289, 32335), (6467, 21445)]