81430344

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{5741}}^1$

素因数の和:5950

約数の個数: 48

約数和(自身を含む): 221698620

約数和(自身を除く): 140268276

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1576, 1773, 2364, 3546, 4728, 5741, 7092, 11482, 14184, 17223, 22964, 34446, 45928, 51669, 68892, 103338, 137784, 206676, 413352, 1130977, 2261954, 3392931, 4523908, 6785862, 9047816, 10178793, 13571724, 20357586, 27143448, 40715172, 81430344]

約数ペア:

[(1, 81430344), (2, 40715172), (3, 27143448), (4, 20357586), (6, 13571724), (8, 10178793), (9, 9047816), (12, 6785862), (18, 4523908), (24, 3392931), (36, 2261954), (72, 1130977), (197, 413352), (394, 206676), (591, 137784), (788, 103338), (1182, 68892), (1576, 51669), (1773, 45928), (2364, 34446), (3546, 22964), (4728, 17223), (5741, 14184), (7092, 11482)]