289204976

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{247607}}^1$

素因数の和:247688

約数の個数: 20

約数和(自身を含む): 568012752

約数和(自身を除く): 278807776

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 247607, 495214, 990428, 1980856, 3961712, 18075311, 36150622, 72301244, 144602488, 289204976]

約数ペア:

[(1, 289204976), (2, 144602488), (4, 72301244), (8, 36150622), (16, 18075311), (73, 3961712), (146, 1980856), (292, 990428), (584, 495214), (1168, 247607)]