12999816

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2543}}^1$

素因数の和:2626

約数の個数: 48

約数和(自身を含む): 35717760

約数和(自身を除く): 22717944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2543, 2556, 5086, 5112, 7629, 10172, 15258, 20344, 22887, 30516, 45774, 61032, 91548, 180553, 183096, 361106, 541659, 722212, 1083318, 1444424, 1624977, 2166636, 3249954, 4333272, 6499908, 12999816]

約数ペア:

[(1, 12999816), (2, 6499908), (3, 4333272), (4, 3249954), (6, 2166636), (8, 1624977), (9, 1444424), (12, 1083318), (18, 722212), (24, 541659), (36, 361106), (71, 183096), (72, 180553), (142, 91548), (213, 61032), (284, 45774), (426, 30516), (568, 22887), (639, 20344), (852, 15258), (1278, 10172), (1704, 7629), (2543, 5112), (2556, 5086)]