28967745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2417}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 50139648

約数和(自身を除く): 21171903

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 2417, 3995, 7251, 11985, 12085, 36255, 41089, 113599, 123267, 205445, 340797, 567995, 616335, 1703985, 1931183, 5793549, 9655915, 28967745]

約数ペア:

[(1, 28967745), (3, 9655915), (5, 5793549), (15, 1931183), (17, 1703985), (47, 616335), (51, 567995), (85, 340797), (141, 205445), (235, 123267), (255, 113599), (705, 41089), (799, 36255), (2397, 12085), (2417, 11985), (3995, 7251)]