81116028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{321889}}^1$

素因数の和:321906

約数の個数: 36

約数和(自身を含む): 234335920

約数和(自身を除く): 153219892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 321889, 643778, 965667, 1287556, 1931334, 2253223, 2897001, 3862668, 4506446, 5794002, 6759669, 9012892, 11588004, 13519338, 20279007, 27038676, 40558014, 81116028]

約数ペア:

[(1, 81116028), (2, 40558014), (3, 27038676), (4, 20279007), (6, 13519338), (7, 11588004), (9, 9012892), (12, 6759669), (14, 5794002), (18, 4506446), (21, 3862668), (28, 2897001), (36, 2253223), (42, 1931334), (63, 1287556), (84, 965667), (126, 643778), (252, 321889)]