1228215537

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{51673}}^1$

素因数の和:51837

約数の個数: 24

約数和(自身を含む): 1880933600

約数和(自身を除く): 652718063

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 1251, 2641, 7923, 23769, 51673, 155019, 465057, 981787, 2945361, 7182547, 8836083, 21547641, 64642923, 136468393, 409405179, 1228215537]

約数ペア:

[(1, 1228215537), (3, 409405179), (9, 136468393), (19, 64642923), (57, 21547641), (139, 8836083), (171, 7182547), (417, 2945361), (1251, 981787), (2641, 465057), (7923, 155019), (23769, 51673)]