28405908

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{4561}}^1$

素因数の和:4744

約数の個数: 36

約数和(自身を含む): 72234708

約数和(自身を除く): 43828800

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3114, 4561, 6228, 9122, 13683, 18244, 27366, 41049, 54732, 82098, 164196, 789053, 1578106, 2367159, 3156212, 4734318, 7101477, 9468636, 14202954, 28405908]

約数ペア:

[(1, 28405908), (2, 14202954), (3, 9468636), (4, 7101477), (6, 4734318), (9, 3156212), (12, 2367159), (18, 1578106), (36, 789053), (173, 164196), (346, 82098), (519, 54732), (692, 41049), (1038, 27366), (1557, 18244), (2076, 13683), (3114, 9122), (4561, 6228)]