28047994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 24206726

約数列:

[1, 2, 13, 17, 23, 26, 31, 34, 46, 62, 89, 178, 221, 299, 391, 403, 442, 527, 598, 713, 782, 806, 1054, 1157, 1426, 1513, 2047, 2314, 2759, 3026, 4094, 5083, 5518, 6851, 9269, 10166, 12121, 13702, 18538, 19669, 24242, 26611, 34799, 35867, 39338, 46903, 53222, 63457, 69598, 71734, 93806, 126914, 157573, 315146, 452387, 609739, 824941, 904774, 1078769, 1219478, 1649882, 2157538, 14023997, 28047994]

約数ペア:

[(1, 28047994), (2, 14023997), (13, 2157538), (17, 1649882), (23, 1219478), (26, 1078769), (31, 904774), (34, 824941), (46, 609739), (62, 452387), (89, 315146), (178, 157573), (221, 126914), (299, 93806), (391, 71734), (403, 69598), (442, 63457), (527, 53222), (598, 46903), (713, 39338), (782, 35867), (806, 34799), (1054, 26611), (1157, 24242), (1426, 19669), (1513, 18538), (2047, 13702), (2314, 12121), (2759, 10166), (3026, 9269), (4094, 6851), (5083, 5518)]