427997574

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{214213}}^1$

素因数の和:214261

約数の個数: 32

約数和(自身を含む): 976815840

約数和(自身を除く): 548818266

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 214213, 428426, 642639, 1285278, 1927917, 3855834, 5783751, 7925881, 11567502, 15851762, 23777643, 47555286, 71332929, 142665858, 213998787, 427997574]

約数ペア:

[(1, 427997574), (2, 213998787), (3, 142665858), (6, 71332929), (9, 47555286), (18, 23777643), (27, 15851762), (37, 11567502), (54, 7925881), (74, 5783751), (111, 3855834), (222, 1927917), (333, 1285278), (666, 642639), (999, 428426), (1998, 214213)]