201617752021

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{2237}}^1\times {\mathrm{347987}}^1$

素因数の和:350268

約数の個数: 16

約数和(自身を含む): 236754331776

約数和(自身を除く): 35136579755

約数列:

[1, 7, 37, 259, 2237, 15659, 82769, 347987, 579383, 2435909, 12875519, 90128633, 778446919, 5449128433, 28802536003, 201617752021]

約数ペア:

[(1, 201617752021), (7, 28802536003), (37, 5449128433), (259, 778446919), (2237, 90128633), (15659, 12875519), (82769, 2435909), (347987, 579383)]