398683516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{27541}}^1$

素因数の和:27610

約数の個数: 48

約数和(自身を含む): 888394752

約数和(自身を除く): 489711236

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 3619, 7238, 14476, 27541, 55082, 110164, 192787, 302951, 385574, 605902, 771148, 1211804, 1294427, 2120657, 2588854, 4241314, 5177708, 8482628, 9060989, 14238697, 18121978, 28477394, 36243956, 56954788, 99670879, 199341758, 398683516]

約数ペア:

[(1, 398683516), (2, 199341758), (4, 99670879), (7, 56954788), (11, 36243956), (14, 28477394), (22, 18121978), (28, 14238697), (44, 9060989), (47, 8482628), (77, 5177708), (94, 4241314), (154, 2588854), (188, 2120657), (308, 1294427), (329, 1211804), (517, 771148), (658, 605902), (1034, 385574), (1316, 302951), (2068, 192787), (3619, 110164), (7238, 55082), (14476, 27541)]