81303516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{322633}}^1$

素因数の和:322650

約数の個数: 36

約数和(自身を含む): 234877552

約数和(自身を除く): 153574036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 322633, 645266, 967899, 1290532, 1935798, 2258431, 2903697, 3871596, 4516862, 5807394, 6775293, 9033724, 11614788, 13550586, 20325879, 27101172, 40651758, 81303516]

約数ペア:

[(1, 81303516), (2, 40651758), (3, 27101172), (4, 20325879), (6, 13550586), (7, 11614788), (9, 9033724), (12, 6775293), (14, 5807394), (18, 4516862), (21, 3871596), (28, 2903697), (36, 2258431), (42, 1935798), (63, 1290532), (84, 967899), (126, 645266), (252, 322633)]