26395173

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 46293120

約数和(自身を除く): 19897947

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 281, 441, 497, 639, 843, 1323, 1491, 1917, 1967, 2529, 3479, 4473, 5901, 7587, 10437, 13419, 13769, 17703, 19951, 31311, 41307, 53109, 59853, 93933, 123921, 139657, 179559, 371763, 418971, 538677, 977599, 1256913, 2932797, 3770739, 8798391, 26395173]

約数ペア:

[(1, 26395173), (3, 8798391), (7, 3770739), (9, 2932797), (21, 1256913), (27, 977599), (49, 538677), (63, 418971), (71, 371763), (147, 179559), (189, 139657), (213, 123921), (281, 93933), (441, 59853), (497, 53109), (639, 41307), (843, 31311), (1323, 19951), (1491, 17703), (1917, 13769), (1967, 13419), (2529, 10437), (3479, 7587), (4473, 5901)]