2019807657

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{75793}}^1$

素因数の和:75859

約数の個数: 40

約数和(自身を含む): 3521692416

約数和(自身を除く): 1501884759

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 2961, 3807, 8883, 26649, 75793, 227379, 530551, 682137, 1591653, 2046411, 3562271, 4774959, 6139233, 10686813, 14324877, 24935897, 32060439, 42974631, 74807691, 96181317, 224423073, 288543951, 673269219, 2019807657]

約数ペア:

[(1, 2019807657), (3, 673269219), (7, 288543951), (9, 224423073), (21, 96181317), (27, 74807691), (47, 42974631), (63, 32060439), (81, 24935897), (141, 14324877), (189, 10686813), (329, 6139233), (423, 4774959), (567, 3562271), (987, 2046411), (1269, 1591653), (2961, 682137), (3807, 530551), (8883, 227379), (26649, 75793)]