28479165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 57915648

約数和(自身を除く): 29436483

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 51, 55, 65, 71, 85, 121, 143, 165, 187, 195, 213, 221, 255, 355, 363, 429, 561, 605, 663, 715, 781, 923, 935, 1065, 1105, 1207, 1573, 1815, 2057, 2145, 2343, 2431, 2769, 2805, 3315, 3621, 3905, 4615, 4719, 6035, 6171, 7293, 7865, 8591, 10153, 10285, 11715, 12155, 13277, 13845, 15691, 18105, 23595, 25773, 26741, 30459, 30855, 36465, 39831, 42955, 47073, 50765, 66385, 78455, 80223, 111683, 128865, 133705, 146047, 152295, 172601, 199155, 235365, 335049, 401115, 438141, 517803, 558415, 730235, 863005, 1675245, 1898611, 2190705, 2589015, 5695833, 9493055, 28479165]

約数ペア:

[(1, 28479165), (3, 9493055), (5, 5695833), (11, 2589015), (13, 2190705), (15, 1898611), (17, 1675245), (33, 863005), (39, 730235), (51, 558415), (55, 517803), (65, 438141), (71, 401115), (85, 335049), (121, 235365), (143, 199155), (165, 172601), (187, 152295), (195, 146047), (213, 133705), (221, 128865), (255, 111683), (355, 80223), (363, 78455), (429, 66385), (561, 50765), (605, 47073), (663, 42955), (715, 39831), (781, 36465), (923, 30855), (935, 30459), (1065, 26741), (1105, 25773), (1207, 23595), (1573, 18105), (1815, 15691), (2057, 13845), (2145, 13277), (2343, 12155), (2431, 11715), (2769, 10285), (2805, 10153), (3315, 8591), (3621, 7865), (3905, 7293), (4615, 6171), (4719, 6035)]