397841258

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 635910912

約数和(自身を除く): 238069654

約数列:

[1, 2, 23, 46, 71, 142, 181, 362, 673, 1346, 1633, 3266, 4163, 8326, 12851, 15479, 25702, 30958, 47783, 95566, 121813, 243626, 295573, 591146, 1099009, 2198018, 2801699, 5603398, 8648723, 17297446, 198920629, 397841258]

約数ペア:

[(1, 397841258), (2, 198920629), (23, 17297446), (46, 8648723), (71, 5603398), (142, 2801699), (181, 2198018), (362, 1099009), (673, 591146), (1346, 295573), (1633, 243626), (3266, 121813), (4163, 95566), (8326, 47783), (12851, 30958), (15479, 25702)]