28732671

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1196

約数の個数: 32

約数和(自身を含む): 47001600

約数和(自身を除く): 18268929

約数列:

[1, 3, 9, 11, 27, 33, 89, 99, 267, 297, 801, 979, 1087, 2403, 2937, 3261, 8811, 9783, 11957, 26433, 29349, 35871, 96743, 107613, 290229, 322839, 870687, 1064173, 2612061, 3192519, 9577557, 28732671]

約数ペア:

[(1, 28732671), (3, 9577557), (9, 3192519), (11, 2612061), (27, 1064173), (33, 870687), (89, 322839), (99, 290229), (267, 107613), (297, 96743), (801, 35871), (979, 29349), (1087, 26433), (2403, 11957), (2937, 9783), (3261, 8811)]