641838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4651}}^1$

素因数の和:4679

約数の個数: 16

約数和(自身を含む): 1339776

約数和(自身を除く): 697938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 4651, 9302, 13953, 27906, 106973, 213946, 320919, 641838]

約数ペア:

[(1, 641838), (2, 320919), (3, 213946), (6, 106973), (23, 27906), (46, 13953), (69, 9302), (138, 4651)]