13181392

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 33587136

約数和(自身を除く): 20405744

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 43, 46, 49, 56, 68, 86, 92, 98, 112, 119, 136, 161, 172, 184, 196, 238, 272, 301, 322, 344, 368, 391, 392, 476, 602, 644, 688, 731, 782, 784, 833, 952, 989, 1127, 1204, 1288, 1462, 1564, 1666, 1904, 1978, 2107, 2254, 2408, 2576, 2737, 2924, 3128, 3332, 3956, 4214, 4508, 4816, 5117, 5474, 5848, 6256, 6664, 6923, 7912, 8428, 9016, 10234, 10948, 11696, 13328, 13846, 15824, 16813, 16856, 18032, 19159, 20468, 21896, 27692, 33626, 33712, 35819, 38318, 40936, 43792, 48461, 55384, 67252, 71638, 76636, 81872, 96922, 110768, 117691, 134504, 143276, 153272, 193844, 235382, 269008, 286552, 306544, 387688, 470764, 573104, 775376, 823837, 941528, 1647674, 1883056, 3295348, 6590696, 13181392]

約数ペア:

[(1, 13181392), (2, 6590696), (4, 3295348), (7, 1883056), (8, 1647674), (14, 941528), (16, 823837), (17, 775376), (23, 573104), (28, 470764), (34, 387688), (43, 306544), (46, 286552), (49, 269008), (56, 235382), (68, 193844), (86, 153272), (92, 143276), (98, 134504), (112, 117691), (119, 110768), (136, 96922), (161, 81872), (172, 76636), (184, 71638), (196, 67252), (238, 55384), (272, 48461), (301, 43792), (322, 40936), (344, 38318), (368, 35819), (391, 33712), (392, 33626), (476, 27692), (602, 21896), (644, 20468), (688, 19159), (731, 18032), (782, 16856), (784, 16813), (833, 15824), (952, 13846), (989, 13328), (1127, 11696), (1204, 10948), (1288, 10234), (1462, 9016), (1564, 8428), (1666, 7912), (1904, 6923), (1978, 6664), (2107, 6256), (2254, 5848), (2408, 5474), (2576, 5117), (2737, 4816), (2924, 4508), (3128, 4214), (3332, 3956)]