156795429

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2503}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 253204480

約数和(自身を除く): 96409051

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2503, 2983, 3297, 7509, 8949, 17521, 20881, 47557, 52563, 62643, 142671, 332899, 392971, 998697, 1178913, 2750797, 7466449, 8252391, 22399347, 52265143, 156795429]

約数ペア:

[(1, 156795429), (3, 52265143), (7, 22399347), (19, 8252391), (21, 7466449), (57, 2750797), (133, 1178913), (157, 998697), (399, 392971), (471, 332899), (1099, 142671), (2503, 62643), (2983, 52563), (3297, 47557), (7509, 20881), (8949, 17521)]