858888086

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{1303}}^1$

素因数の和:1748

約数の個数: 32

約数和(自身を含む): 1487185920

約数和(自身を除く): 628297834

約数列:

[1, 2, 7, 14, 197, 239, 394, 478, 1303, 1379, 1673, 2606, 2758, 3346, 9121, 18242, 47083, 94166, 256691, 311417, 329581, 513382, 622834, 659162, 1796837, 2179919, 3593674, 4359838, 61349149, 122698298, 429444043, 858888086]

約数ペア:

[(1, 858888086), (2, 429444043), (7, 122698298), (14, 61349149), (197, 4359838), (239, 3593674), (394, 2179919), (478, 1796837), (1303, 659162), (1379, 622834), (1673, 513382), (2606, 329581), (2758, 311417), (3346, 256691), (9121, 94166), (18242, 47083)]