639438

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6269}}^1$

素因数の和:6291

約数の個数: 16

約数和(自身を含む): 1354320

約数和(自身を除く): 714882

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 6269, 12538, 18807, 37614, 106573, 213146, 319719, 639438]

約数ペア:

[(1, 639438), (2, 319719), (3, 213146), (6, 106573), (17, 37614), (34, 18807), (51, 12538), (102, 6269)]