3998349

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 6497280

約数和(自身を除く): 2498931

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 281, 459, 527, 837, 843, 1581, 2529, 4743, 4777, 7587, 8711, 14229, 14331, 26133, 42993, 78399, 128979, 148087, 235197, 444261, 1332783, 3998349]

約数ペア:

[(1, 3998349), (3, 1332783), (9, 444261), (17, 235197), (27, 148087), (31, 128979), (51, 78399), (93, 42993), (153, 26133), (279, 14331), (281, 14229), (459, 8711), (527, 7587), (837, 4777), (843, 4743), (1581, 2529)]