1687234

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 16

約数和(自身を含む): 2705472

約数和(自身を除く): 1018238

約数列:

[1, 2, 23, 43, 46, 86, 853, 989, 1706, 1978, 19619, 36679, 39238, 73358, 843617, 1687234]

約数ペア:

[(1, 1687234), (2, 843617), (23, 73358), (43, 39238), (46, 36679), (86, 19619), (853, 1978), (989, 1706)]