654326932

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 1333584000

約数和(自身を除く): 679257068

約数列:

[1, 2, 4, 7, 14, 28, 89, 139, 178, 278, 356, 556, 623, 973, 1246, 1889, 1946, 2492, 3778, 3892, 7556, 12371, 13223, 24742, 26446, 49484, 52892, 86597, 168121, 173194, 262571, 336242, 346388, 525142, 672484, 1050284, 1176847, 1837997, 2353694, 3675994, 4707388, 7351988, 23368819, 46737638, 93475276, 163581733, 327163466, 654326932]

約数ペア:

[(1, 654326932), (2, 327163466), (4, 163581733), (7, 93475276), (14, 46737638), (28, 23368819), (89, 7351988), (139, 4707388), (178, 3675994), (278, 2353694), (356, 1837997), (556, 1176847), (623, 1050284), (973, 672484), (1246, 525142), (1889, 346388), (1946, 336242), (2492, 262571), (3778, 173194), (3892, 168121), (7556, 86597), (12371, 52892), (13223, 49484), (24742, 26446)]