31119057

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 46345728

約数和(自身を除く): 15226671

約数列:

[1, 3, 9, 43, 129, 191, 387, 421, 573, 1263, 1719, 3789, 8213, 18103, 24639, 54309, 73917, 80411, 162927, 241233, 723699, 3457673, 10373019, 31119057]

約数ペア:

[(1, 31119057), (3, 10373019), (9, 3457673), (43, 723699), (129, 241233), (191, 162927), (387, 80411), (421, 73917), (573, 54309), (1263, 24639), (1719, 18103), (3789, 8213)]