26709459

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 44542080

約数和(自身を除く): 17832621

約数列:

[1, 3, 7, 19, 21, 49, 57, 73, 131, 133, 147, 219, 393, 399, 511, 917, 931, 1387, 1533, 2489, 2751, 2793, 3577, 4161, 6419, 7467, 9563, 9709, 10731, 17423, 19257, 28689, 29127, 52269, 66941, 67963, 121961, 181697, 200823, 203889, 365883, 468587, 545091, 1271879, 1405761, 3815637, 8903153, 26709459]

約数ペア:

[(1, 26709459), (3, 8903153), (7, 3815637), (19, 1405761), (21, 1271879), (49, 545091), (57, 468587), (73, 365883), (131, 203889), (133, 200823), (147, 181697), (219, 121961), (393, 67963), (399, 66941), (511, 52269), (917, 29127), (931, 28689), (1387, 19257), (1533, 17423), (2489, 10731), (2751, 9709), (2793, 9563), (3577, 7467), (4161, 6419)]