81396972

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{55147}}^1$

素因数の和:55198

約数の個数: 36

約数和(自身を含む): 210775656

約数和(自身を除く): 129378684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 55147, 110294, 165441, 220588, 330882, 496323, 661764, 992646, 1985292, 2261027, 4522054, 6783081, 9044108, 13566162, 20349243, 27132324, 40698486, 81396972]

約数ペア:

[(1, 81396972), (2, 40698486), (3, 27132324), (4, 20349243), (6, 13566162), (9, 9044108), (12, 6783081), (18, 4522054), (36, 2261027), (41, 1985292), (82, 992646), (123, 661764), (164, 496323), (246, 330882), (369, 220588), (492, 165441), (738, 110294), (1476, 55147)]