216968073

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 335978496

約数和(自身を除く): 119010423

約数列:

[1, 3, 7, 21, 107, 223, 321, 433, 669, 749, 1299, 1561, 2247, 3031, 4683, 9093, 23861, 46331, 71583, 96559, 138993, 167027, 289677, 324317, 501081, 675913, 972951, 2027739, 10331813, 30995439, 72322691, 216968073]

約数ペア:

[(1, 216968073), (3, 72322691), (7, 30995439), (21, 10331813), (107, 2027739), (223, 972951), (321, 675913), (433, 501081), (669, 324317), (749, 289677), (1299, 167027), (1561, 138993), (2247, 96559), (3031, 71583), (4683, 46331), (9093, 23861)]