231981778

素因数分解:

$2^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{22123}}^1$

素因数の和:22246

約数の個数: 24

約数和(自身を含む): 408586032

約数和(自身を除く): 176604254

約数列:

[1, 2, 7, 14, 49, 98, 107, 214, 749, 1498, 5243, 10486, 22123, 44246, 154861, 309722, 1084027, 2168054, 2367161, 4734322, 16570127, 33140254, 115990889, 231981778]

約数ペア:

[(1, 231981778), (2, 115990889), (7, 33140254), (14, 16570127), (49, 4734322), (98, 2367161), (107, 2168054), (214, 1084027), (749, 309722), (1498, 154861), (5243, 44246), (10486, 22123)]