864635

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 16

約数和(自身を含む): 1101600

約数和(自身を除く): 236965

約数列:

[1, 5, 29, 67, 89, 145, 335, 445, 1943, 2581, 5963, 9715, 12905, 29815, 172927, 864635]

約数ペア:

[(1, 864635), (5, 172927), (29, 29815), (67, 12905), (89, 9715), (145, 5963), (335, 2581), (445, 1943)]