217241694

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{54121}}^1$

素因数の和:54352

約数の個数: 24

約数和(自身を含む): 472809792

約数和(自身を除く): 255568098

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 54121, 108242, 162363, 324726, 487089, 974178, 12068983, 24137966, 36206949, 72413898, 108620847, 217241694]

約数ペア:

[(1, 217241694), (2, 108620847), (3, 72413898), (6, 36206949), (9, 24137966), (18, 12068983), (223, 974178), (446, 487089), (669, 324726), (1338, 162363), (2007, 108242), (4014, 54121)]