15181425

素因数分解:

$3^6\times 5^2\times 7^2\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 126

約数和(自身を含む): 34763958

約数和(自身を除く): 19582533

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 49, 51, 63, 75, 81, 85, 105, 119, 135, 147, 153, 175, 189, 225, 243, 245, 255, 315, 357, 405, 425, 441, 459, 525, 567, 595, 675, 729, 735, 765, 833, 945, 1071, 1215, 1225, 1275, 1323, 1377, 1575, 1701, 1785, 2025, 2205, 2295, 2499, 2835, 2975, 3213, 3645, 3675, 3825, 3969, 4131, 4165, 4725, 5103, 5355, 6075, 6615, 6885, 7497, 8505, 8925, 9639, 11025, 11475, 11907, 12393, 12495, 14175, 16065, 18225, 19845, 20655, 20825, 22491, 25515, 26775, 28917, 33075, 34425, 35721, 37485, 42525, 48195, 59535, 61965, 62475, 67473, 80325, 86751, 99225, 103275, 112455, 127575, 144585, 178605, 187425, 202419, 240975, 297675, 309825, 337365, 433755, 562275, 607257, 722925, 893025, 1012095, 1686825, 2168775, 3036285, 5060475, 15181425]

約数ペア:

[(1, 15181425), (3, 5060475), (5, 3036285), (7, 2168775), (9, 1686825), (15, 1012095), (17, 893025), (21, 722925), (25, 607257), (27, 562275), (35, 433755), (45, 337365), (49, 309825), (51, 297675), (63, 240975), (75, 202419), (81, 187425), (85, 178605), (105, 144585), (119, 127575), (135, 112455), (147, 103275), (153, 99225), (175, 86751), (189, 80325), (225, 67473), (243, 62475), (245, 61965), (255, 59535), (315, 48195), (357, 42525), (405, 37485), (425, 35721), (441, 34425), (459, 33075), (525, 28917), (567, 26775), (595, 25515), (675, 22491), (729, 20825), (735, 20655), (765, 19845), (833, 18225), (945, 16065), (1071, 14175), (1215, 12495), (1225, 12393), (1275, 11907), (1323, 11475), (1377, 11025), (1575, 9639), (1701, 8925), (1785, 8505), (2025, 7497), (2205, 6885), (2295, 6615), (2499, 6075), (2835, 5355), (2975, 5103), (3213, 4725), (3645, 4165), (3675, 4131), (3825, 3969)]