28744144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 69370560

約数和(自身を除く): 40626416

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 739, 748, 884, 1144, 1478, 1496, 1768, 2288, 2431, 2956, 2992, 3536, 4862, 5912, 8129, 9607, 9724, 11824, 12563, 16258, 19214, 19448, 25126, 32516, 38428, 38896, 50252, 65032, 76856, 100504, 105677, 130064, 138193, 153712, 163319, 201008, 211354, 276386, 326638, 422708, 552772, 653276, 845416, 1105544, 1306552, 1690832, 1796509, 2211088, 2613104, 3593018, 7186036, 14372072, 28744144]

約数ペア:

[(1, 28744144), (2, 14372072), (4, 7186036), (8, 3593018), (11, 2613104), (13, 2211088), (16, 1796509), (17, 1690832), (22, 1306552), (26, 1105544), (34, 845416), (44, 653276), (52, 552772), (68, 422708), (88, 326638), (104, 276386), (136, 211354), (143, 201008), (176, 163319), (187, 153712), (208, 138193), (221, 130064), (272, 105677), (286, 100504), (374, 76856), (442, 65032), (572, 50252), (739, 38896), (748, 38428), (884, 32516), (1144, 25126), (1478, 19448), (1496, 19214), (1768, 16258), (2288, 12563), (2431, 11824), (2956, 9724), (2992, 9607), (3536, 8129), (4862, 5912)]