28273245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 62052480

約数和(自身を除く): 33779235

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 49, 55, 65, 77, 91, 105, 143, 147, 165, 195, 231, 245, 269, 273, 385, 429, 455, 539, 637, 715, 735, 807, 1001, 1155, 1345, 1365, 1617, 1883, 1911, 2145, 2695, 2959, 3003, 3185, 3497, 4035, 5005, 5649, 7007, 8085, 8877, 9415, 9555, 10491, 13181, 14795, 15015, 17485, 20713, 21021, 24479, 28245, 35035, 38467, 39543, 44385, 52455, 62139, 65905, 73437, 103565, 105105, 115401, 122395, 144991, 171353, 192335, 197715, 269269, 310695, 367185, 434973, 514059, 577005, 724955, 807807, 856765, 1346345, 1884883, 2174865, 2570295, 4039035, 5654649, 9424415, 28273245]

約数ペア:

[(1, 28273245), (3, 9424415), (5, 5654649), (7, 4039035), (11, 2570295), (13, 2174865), (15, 1884883), (21, 1346345), (33, 856765), (35, 807807), (39, 724955), (49, 577005), (55, 514059), (65, 434973), (77, 367185), (91, 310695), (105, 269269), (143, 197715), (147, 192335), (165, 171353), (195, 144991), (231, 122395), (245, 115401), (269, 105105), (273, 103565), (385, 73437), (429, 65905), (455, 62139), (539, 52455), (637, 44385), (715, 39543), (735, 38467), (807, 35035), (1001, 28245), (1155, 24479), (1345, 21021), (1365, 20713), (1617, 17485), (1883, 15015), (1911, 14795), (2145, 13181), (2695, 10491), (2959, 9555), (3003, 9415), (3185, 8877), (3497, 8085), (4035, 7007), (5005, 5649)]