31306527

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2333}}^1$

素因数の和:2420

約数の個数: 32

約数和(自身を含む): 53775360

約数和(自身を除く): 22468833

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 2333, 4473, 6999, 13419, 16331, 20997, 48993, 62991, 146979, 165643, 440937, 496929, 1159501, 1490787, 3478503, 4472361, 10435509, 31306527]

約数ペア:

[(1, 31306527), (3, 10435509), (7, 4472361), (9, 3478503), (21, 1490787), (27, 1159501), (63, 496929), (71, 440937), (189, 165643), (213, 146979), (497, 62991), (639, 48993), (1491, 20997), (1917, 16331), (2333, 13419), (4473, 6999)]