254906109

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9743}}^1$

素因数の和:9791

約数の個数: 40

約数和(自身を含む): 424448640

約数和(自身を除く): 169542531

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 323, 459, 513, 969, 1377, 1539, 2907, 8721, 9743, 26163, 29229, 87687, 165631, 185117, 263061, 496893, 555351, 789183, 1490679, 1666053, 3146989, 4472037, 4998159, 9440967, 13416111, 14994477, 28322901, 84968703, 254906109]

約数ペア:

[(1, 254906109), (3, 84968703), (9, 28322901), (17, 14994477), (19, 13416111), (27, 9440967), (51, 4998159), (57, 4472037), (81, 3146989), (153, 1666053), (171, 1490679), (323, 789183), (459, 555351), (513, 496893), (969, 263061), (1377, 185117), (1539, 165631), (2907, 87687), (8721, 29229), (9743, 26163)]