26513812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 53660880

約数和(自身を除く): 27147068

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 89, 178, 221, 337, 356, 442, 674, 884, 1157, 1348, 1513, 2314, 3026, 4381, 4628, 5729, 6052, 8762, 11458, 17524, 19669, 22916, 29993, 39338, 59986, 74477, 78676, 119972, 148954, 297908, 389909, 509881, 779818, 1019762, 1559636, 2039524, 6628453, 13256906, 26513812]

約数ペア:

[(1, 26513812), (2, 13256906), (4, 6628453), (13, 2039524), (17, 1559636), (26, 1019762), (34, 779818), (52, 509881), (68, 389909), (89, 297908), (178, 148954), (221, 119972), (337, 78676), (356, 74477), (442, 59986), (674, 39338), (884, 29993), (1157, 22916), (1348, 19669), (1513, 17524), (2314, 11458), (3026, 8762), (4381, 6052), (4628, 5729)]