12440889

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 20427264

約数和(自身を除く): 7986375

約数列:

[1, 3, 9, 17, 31, 43, 51, 61, 93, 129, 153, 183, 279, 387, 527, 549, 731, 1037, 1333, 1581, 1891, 2193, 2623, 3111, 3999, 4743, 5673, 6579, 7869, 9333, 11997, 17019, 22661, 23607, 32147, 44591, 67983, 81313, 96441, 133773, 203949, 243939, 289323, 401319, 731817, 1382321, 4146963, 12440889]

約数ペア:

[(1, 12440889), (3, 4146963), (9, 1382321), (17, 731817), (31, 401319), (43, 289323), (51, 243939), (61, 203949), (93, 133773), (129, 96441), (153, 81313), (183, 67983), (279, 44591), (387, 32147), (527, 23607), (549, 22661), (731, 17019), (1037, 11997), (1333, 9333), (1581, 7869), (1891, 6579), (2193, 5673), (2623, 4743), (3111, 3999)]