28340853

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 42944256

約数和(自身を除く): 14603403

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 391, 629, 653, 851, 1173, 1887, 1959, 2553, 11101, 14467, 15019, 24161, 33303, 43401, 45057, 72483, 255323, 410737, 555703, 765969, 1232211, 1667109, 9446951, 28340853]

約数ペア:

[(1, 28340853), (3, 9446951), (17, 1667109), (23, 1232211), (37, 765969), (51, 555703), (69, 410737), (111, 255323), (391, 72483), (629, 45057), (653, 43401), (851, 33303), (1173, 24161), (1887, 15019), (1959, 14467), (2553, 11101)]