331291287

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{30197}}^1$

素因数の和:30279

約数の個数: 24

約数和(自身を含む): 508775904

約数和(自身を除く): 177484617

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 30197, 90591, 271773, 694531, 1600441, 2083593, 4801323, 6250779, 14403969, 36810143, 110430429, 331291287]

約数ペア:

[(1, 331291287), (3, 110430429), (9, 36810143), (23, 14403969), (53, 6250779), (69, 4801323), (159, 2083593), (207, 1600441), (477, 694531), (1219, 271773), (3657, 90591), (10971, 30197)]