27551475

素因数分解:

$3^3\times 5^2\times 7^4\times {\mathrm{17}}^1$

素因数の和:64

約数の個数: 120

約数和(自身を含む): 62518320

約数和(自身を除く): 34966845

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 49, 51, 63, 75, 85, 105, 119, 135, 147, 153, 175, 189, 225, 245, 255, 315, 343, 357, 425, 441, 459, 525, 595, 675, 735, 765, 833, 945, 1029, 1071, 1225, 1275, 1323, 1575, 1715, 1785, 2205, 2295, 2401, 2499, 2975, 3087, 3213, 3675, 3825, 4165, 4725, 5145, 5355, 5831, 6615, 7203, 7497, 8575, 8925, 9261, 11025, 11475, 12005, 12495, 15435, 16065, 17493, 20825, 21609, 22491, 25725, 26775, 29155, 33075, 36015, 37485, 40817, 46305, 52479, 60025, 62475, 64827, 77175, 80325, 87465, 108045, 112455, 122451, 145775, 157437, 180075, 187425, 204085, 231525, 262395, 324135, 367353, 437325, 540225, 562275, 612255, 787185, 1020425, 1102059, 1311975, 1620675, 1836765, 3061275, 3935925, 5510295, 9183825, 27551475]

約数ペア:

[(1, 27551475), (3, 9183825), (5, 5510295), (7, 3935925), (9, 3061275), (15, 1836765), (17, 1620675), (21, 1311975), (25, 1102059), (27, 1020425), (35, 787185), (45, 612255), (49, 562275), (51, 540225), (63, 437325), (75, 367353), (85, 324135), (105, 262395), (119, 231525), (135, 204085), (147, 187425), (153, 180075), (175, 157437), (189, 145775), (225, 122451), (245, 112455), (255, 108045), (315, 87465), (343, 80325), (357, 77175), (425, 64827), (441, 62475), (459, 60025), (525, 52479), (595, 46305), (675, 40817), (735, 37485), (765, 36015), (833, 33075), (945, 29155), (1029, 26775), (1071, 25725), (1225, 22491), (1275, 21609), (1323, 20825), (1575, 17493), (1715, 16065), (1785, 15435), (2205, 12495), (2295, 12005), (2401, 11475), (2499, 11025), (2975, 9261), (3087, 8925), (3213, 8575), (3675, 7497), (3825, 7203), (4165, 6615), (4725, 5831), (5145, 5355)]