28791243

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4643}}^1$

素因数の和:4715

約数の個数: 24

約数和(自身を含む): 45641232

約数和(自身を除く): 16849989

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 4643, 6201, 13929, 41787, 60359, 181077, 246079, 543231, 738237, 2214711, 3199027, 9597081, 28791243]

約数ペア:

[(1, 28791243), (3, 9597081), (9, 3199027), (13, 2214711), (39, 738237), (53, 543231), (117, 246079), (159, 181077), (477, 60359), (689, 41787), (2067, 13929), (4643, 6201)]