28874475

素因数分解:

$3^5\times 5^2\times 7^2\times {\mathrm{97}}^1$

素因数の和:136

約数の個数: 108

約数和(自身を含む): 63032424

約数和(自身を除く): 34157949

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 97, 105, 135, 147, 175, 189, 225, 243, 245, 291, 315, 405, 441, 485, 525, 567, 675, 679, 735, 873, 945, 1215, 1225, 1323, 1455, 1575, 1701, 2025, 2037, 2205, 2425, 2619, 2835, 3395, 3675, 3969, 4365, 4725, 4753, 6075, 6111, 6615, 7275, 7857, 8505, 10185, 11025, 11907, 13095, 14175, 14259, 16975, 18333, 19845, 21825, 23571, 23765, 30555, 33075, 39285, 42525, 42777, 50925, 54999, 59535, 65475, 71295, 91665, 99225, 117855, 118825, 128331, 152775, 164997, 196425, 213885, 274995, 297675, 356475, 384993, 458325, 589275, 641655, 824985, 1069425, 1154979, 1374975, 1924965, 3208275, 4124925, 5774895, 9624825, 28874475]

約数ペア:

[(1, 28874475), (3, 9624825), (5, 5774895), (7, 4124925), (9, 3208275), (15, 1924965), (21, 1374975), (25, 1154979), (27, 1069425), (35, 824985), (45, 641655), (49, 589275), (63, 458325), (75, 384993), (81, 356475), (97, 297675), (105, 274995), (135, 213885), (147, 196425), (175, 164997), (189, 152775), (225, 128331), (243, 118825), (245, 117855), (291, 99225), (315, 91665), (405, 71295), (441, 65475), (485, 59535), (525, 54999), (567, 50925), (675, 42777), (679, 42525), (735, 39285), (873, 33075), (945, 30555), (1215, 23765), (1225, 23571), (1323, 21825), (1455, 19845), (1575, 18333), (1701, 16975), (2025, 14259), (2037, 14175), (2205, 13095), (2425, 11907), (2619, 11025), (2835, 10185), (3395, 8505), (3675, 7857), (3969, 7275), (4365, 6615), (4725, 6111), (4753, 6075)]