85897516

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{1787}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 153646416

約数和(自身を除く): 67748900

約数列:

[1, 2, 4, 61, 122, 197, 244, 394, 788, 1787, 3574, 7148, 12017, 24034, 48068, 109007, 218014, 352039, 436028, 704078, 1408156, 21474379, 42948758, 85897516]

約数ペア:

[(1, 85897516), (2, 42948758), (4, 21474379), (61, 1408156), (122, 704078), (197, 436028), (244, 352039), (394, 218014), (788, 109007), (1787, 48068), (3574, 24034), (7148, 12017)]