1240638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 2872320

約数和(自身を除く): 1631682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 271, 327, 542, 654, 763, 813, 1526, 1626, 1897, 2289, 3794, 4578, 5691, 11382, 29539, 59078, 88617, 177234, 206773, 413546, 620319, 1240638]

約数ペア:

[(1, 1240638), (2, 620319), (3, 413546), (6, 206773), (7, 177234), (14, 88617), (21, 59078), (42, 29539), (109, 11382), (218, 5691), (271, 4578), (327, 3794), (542, 2289), (654, 1897), (763, 1626), (813, 1526)]