397259451

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{27919}}^1$

素因数の和:27976

約数の個数: 32

約数和(自身を含む): 643276800

約数和(自身を除く): 246017349

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 1581, 4743, 14229, 27919, 83757, 251271, 474623, 753813, 865489, 1423869, 2596467, 4271607, 7789401, 12814821, 14713313, 23368203, 44139939, 132419817, 397259451]

約数ペア:

[(1, 397259451), (3, 132419817), (9, 44139939), (17, 23368203), (27, 14713313), (31, 12814821), (51, 7789401), (93, 4271607), (153, 2596467), (279, 1423869), (459, 865489), (527, 753813), (837, 474623), (1581, 251271), (4743, 83757), (14229, 27919)]