81671802

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 171676512

約数和(自身を除く): 90004710

約数列:

[1, 2, 3, 6, 37, 61, 74, 111, 122, 163, 183, 222, 326, 366, 489, 978, 1369, 2257, 2738, 4107, 4514, 6031, 6771, 8214, 9943, 12062, 13542, 18093, 19886, 29829, 36186, 59658, 83509, 167018, 223147, 250527, 367891, 446294, 501054, 669441, 735782, 1103673, 1338882, 2207346, 13611967, 27223934, 40835901, 81671802]

約数ペア:

[(1, 81671802), (2, 40835901), (3, 27223934), (6, 13611967), (37, 2207346), (61, 1338882), (74, 1103673), (111, 735782), (122, 669441), (163, 501054), (183, 446294), (222, 367891), (326, 250527), (366, 223147), (489, 167018), (978, 83509), (1369, 59658), (2257, 36186), (2738, 29829), (4107, 19886), (4514, 18093), (6031, 13542), (6771, 12062), (8214, 9943)]