28294035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 60673536

約数和(自身を除く): 32379501

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 85, 105, 119, 121, 131, 165, 187, 231, 255, 357, 363, 385, 393, 561, 595, 605, 655, 847, 917, 935, 1155, 1309, 1441, 1785, 1815, 1965, 2057, 2227, 2541, 2751, 2805, 3927, 4235, 4323, 4585, 6171, 6545, 6681, 7205, 10087, 10285, 11135, 12705, 13755, 14399, 15589, 15851, 19635, 21615, 24497, 30261, 30855, 33405, 43197, 46767, 47553, 50435, 71995, 73491, 77945, 79255, 110957, 122485, 151305, 171479, 215985, 233835, 237765, 269467, 332871, 367455, 514437, 554785, 808401, 857395, 1347335, 1664355, 1886269, 2572185, 4042005, 5658807, 9431345, 28294035]

約数ペア:

[(1, 28294035), (3, 9431345), (5, 5658807), (7, 4042005), (11, 2572185), (15, 1886269), (17, 1664355), (21, 1347335), (33, 857395), (35, 808401), (51, 554785), (55, 514437), (77, 367455), (85, 332871), (105, 269467), (119, 237765), (121, 233835), (131, 215985), (165, 171479), (187, 151305), (231, 122485), (255, 110957), (357, 79255), (363, 77945), (385, 73491), (393, 71995), (561, 50435), (595, 47553), (605, 46767), (655, 43197), (847, 33405), (917, 30855), (935, 30261), (1155, 24497), (1309, 21615), (1441, 19635), (1785, 15851), (1815, 15589), (1965, 14399), (2057, 13755), (2227, 12705), (2541, 11135), (2751, 10285), (2805, 10087), (3927, 7205), (4235, 6681), (4323, 6545), (4585, 6171)]