28414113

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 50050560

約数和(自身を除く): 21636447

約数列:

[1, 3, 7, 13, 21, 29, 37, 39, 87, 91, 97, 111, 203, 259, 273, 291, 377, 481, 609, 679, 777, 1073, 1131, 1261, 1443, 2037, 2639, 2813, 3219, 3367, 3589, 3783, 7511, 7917, 8439, 8827, 10101, 10767, 13949, 19691, 22533, 25123, 26481, 36569, 41847, 46657, 59073, 75369, 97643, 104081, 109707, 139971, 255983, 292929, 312243, 326599, 728567, 767949, 979797, 1353053, 2185701, 4059159, 9471371, 28414113]

約数ペア:

[(1, 28414113), (3, 9471371), (7, 4059159), (13, 2185701), (21, 1353053), (29, 979797), (37, 767949), (39, 728567), (87, 326599), (91, 312243), (97, 292929), (111, 255983), (203, 139971), (259, 109707), (273, 104081), (291, 97643), (377, 75369), (481, 59073), (609, 46657), (679, 41847), (777, 36569), (1073, 26481), (1131, 25123), (1261, 22533), (1443, 19691), (2037, 13949), (2639, 10767), (2813, 10101), (3219, 8827), (3367, 8439), (3589, 7917), (3783, 7511)]