28368928

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1529

約数の個数: 48

約数和(自身を含む): 64592640

約数和(自身を除く): 36223712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1423, 1424, 2492, 2846, 2848, 4984, 5692, 9961, 9968, 11384, 19922, 19936, 22768, 39844, 45536, 79688, 126647, 159376, 253294, 318752, 506588, 886529, 1013176, 1773058, 2026352, 3546116, 4052704, 7092232, 14184464, 28368928]

約数ペア:

[(1, 28368928), (2, 14184464), (4, 7092232), (7, 4052704), (8, 3546116), (14, 2026352), (16, 1773058), (28, 1013176), (32, 886529), (56, 506588), (89, 318752), (112, 253294), (178, 159376), (224, 126647), (356, 79688), (623, 45536), (712, 39844), (1246, 22768), (1423, 19936), (1424, 19922), (2492, 11384), (2846, 9968), (2848, 9961), (4984, 5692)]