26758977

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 41969664

約数和(自身を除く): 15210687

約数列:

[1, 3, 7, 21, 71, 131, 137, 213, 393, 411, 497, 917, 959, 1491, 2751, 2877, 9301, 9727, 17947, 27903, 29181, 53841, 65107, 68089, 125629, 195321, 204267, 376887, 1274237, 3822711, 8919659, 26758977]

約数ペア:

[(1, 26758977), (3, 8919659), (7, 3822711), (21, 1274237), (71, 376887), (131, 204267), (137, 195321), (213, 125629), (393, 68089), (411, 65107), (497, 53841), (917, 29181), (959, 27903), (1491, 17947), (2751, 9727), (2877, 9301)]