381874468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{8761}}^1$

素因数の和:9423

約数の個数: 24

約数和(自身を含む): 708775704

約数和(自身を除く): 326901236

約数列:

[1, 2, 4, 17, 34, 68, 641, 1282, 2564, 8761, 10897, 17522, 21794, 35044, 43588, 148937, 297874, 595748, 5615801, 11231602, 22463204, 95468617, 190937234, 381874468]

約数ペア:

[(1, 381874468), (2, 190937234), (4, 95468617), (17, 22463204), (34, 11231602), (68, 5615801), (641, 595748), (1282, 297874), (2564, 148937), (8761, 43588), (10897, 35044), (17522, 21794)]