28915744

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 68584320

約数和(自身を除く): 39668576

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 71, 88, 89, 104, 142, 143, 176, 178, 208, 284, 286, 352, 356, 416, 568, 572, 712, 781, 923, 979, 1136, 1144, 1157, 1424, 1562, 1846, 1958, 2272, 2288, 2314, 2848, 3124, 3692, 3916, 4576, 4628, 6248, 6319, 7384, 7832, 9256, 10153, 12496, 12638, 12727, 14768, 15664, 18512, 20306, 24992, 25276, 25454, 29536, 31328, 37024, 40612, 50552, 50908, 69509, 81224, 82147, 101104, 101816, 139018, 162448, 164294, 202208, 203632, 278036, 324896, 328588, 407264, 556072, 657176, 903617, 1112144, 1314352, 1807234, 2224288, 2628704, 3614468, 7228936, 14457872, 28915744]

約数ペア:

[(1, 28915744), (2, 14457872), (4, 7228936), (8, 3614468), (11, 2628704), (13, 2224288), (16, 1807234), (22, 1314352), (26, 1112144), (32, 903617), (44, 657176), (52, 556072), (71, 407264), (88, 328588), (89, 324896), (104, 278036), (142, 203632), (143, 202208), (176, 164294), (178, 162448), (208, 139018), (284, 101816), (286, 101104), (352, 82147), (356, 81224), (416, 69509), (568, 50908), (572, 50552), (712, 40612), (781, 37024), (923, 31328), (979, 29536), (1136, 25454), (1144, 25276), (1157, 24992), (1424, 20306), (1562, 18512), (1846, 15664), (1958, 14768), (2272, 12727), (2288, 12638), (2314, 12496), (2848, 10153), (3124, 9256), (3692, 7832), (3916, 7384), (4576, 6319), (4628, 6248)]