28673379

素因数分解:

$3^3\times 7^2\times {\mathrm{21673}}^1$

素因数の和:21696

約数の個数: 24

約数和(自身を含む): 49416720

約数和(自身を除く): 20743341

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21673, 65019, 151711, 195057, 455133, 585171, 1061977, 1365399, 3185931, 4096197, 9557793, 28673379]

約数ペア:

[(1, 28673379), (3, 9557793), (7, 4096197), (9, 3185931), (21, 1365399), (27, 1061977), (49, 585171), (63, 455133), (147, 195057), (189, 151711), (441, 65019), (1323, 21673)]