28522809

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5087}}^1$

素因数の和:5189

約数の個数: 24

約数和(自身を含む): 47623680

約数和(自身を除く): 19100871

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5087, 5607, 15261, 35609, 45783, 106827, 320481, 452743, 1358229, 3169201, 4074687, 9507603, 28522809]

約数ペア:

[(1, 28522809), (3, 9507603), (7, 4074687), (9, 3169201), (21, 1358229), (63, 452743), (89, 320481), (267, 106827), (623, 45783), (801, 35609), (1869, 15261), (5087, 5607)]