418318971

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^2\times {\mathrm{1031}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 642680064

約数和(自身を除く): 224361093

約数列:

[1, 3, 7, 21, 139, 417, 973, 1031, 2919, 3093, 7217, 19321, 21651, 57963, 135247, 143309, 405741, 429927, 1003163, 3009489, 19919951, 59759853, 139439657, 418318971]

約数ペア:

[(1, 418318971), (3, 139439657), (7, 59759853), (21, 19919951), (139, 3009489), (417, 1003163), (973, 429927), (1031, 405741), (2919, 143309), (3093, 135247), (7217, 57963), (19321, 21651)]