38781869

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 47548800

約数和(自身を除く): 8766931

約数列:

[1, 7, 19, 103, 133, 149, 361, 721, 1043, 1957, 2527, 2831, 13699, 15347, 19817, 37183, 53789, 107429, 260281, 291593, 376523, 2041151, 5540267, 38781869]

約数ペア:

[(1, 38781869), (7, 5540267), (19, 2041151), (103, 376523), (133, 291593), (149, 260281), (361, 107429), (721, 53789), (1043, 37183), (1957, 19817), (2527, 15347), (2831, 13699)]