438045994

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 699840000

約数和(自身を除く): 261794006

約数列:

[1, 2, 23, 46, 79, 149, 158, 298, 809, 1618, 1817, 3427, 3634, 6854, 11771, 18607, 23542, 37214, 63911, 120541, 127822, 241082, 270733, 541466, 1469953, 2772443, 2939906, 5544886, 9522739, 19045478, 219022997, 438045994]

約数ペア:

[(1, 438045994), (2, 219022997), (23, 19045478), (46, 9522739), (79, 5544886), (149, 2939906), (158, 2772443), (298, 1469953), (809, 541466), (1618, 270733), (1817, 241082), (3427, 127822), (3634, 120541), (6854, 63911), (11771, 37214), (18607, 23542)]