28311114

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 65286144

約数和(自身を除く): 36975030

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 43, 46, 69, 78, 86, 129, 138, 258, 299, 367, 559, 598, 734, 897, 989, 1101, 1118, 1677, 1794, 1978, 2202, 2967, 3354, 4771, 5934, 8441, 9542, 12857, 14313, 15781, 16882, 25323, 25714, 28626, 31562, 38571, 47343, 50646, 77142, 94686, 109733, 205153, 219466, 329199, 362963, 410306, 615459, 658398, 725926, 1088889, 1230918, 2177778, 4718519, 9437038, 14155557, 28311114]

約数ペア:

[(1, 28311114), (2, 14155557), (3, 9437038), (6, 4718519), (13, 2177778), (23, 1230918), (26, 1088889), (39, 725926), (43, 658398), (46, 615459), (69, 410306), (78, 362963), (86, 329199), (129, 219466), (138, 205153), (258, 109733), (299, 94686), (367, 77142), (559, 50646), (598, 47343), (734, 38571), (897, 31562), (989, 28626), (1101, 25714), (1118, 25323), (1677, 16882), (1794, 15781), (1978, 14313), (2202, 12857), (2967, 9542), (3354, 8441), (4771, 5934)]