28871988

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{65027}}^1$

素因数の和:65071

約数の個数: 24

約数和(自身を含む): 69189792

約数和(自身を除く): 40317804

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 65027, 130054, 195081, 260108, 390162, 780324, 2405999, 4811998, 7217997, 9623996, 14435994, 28871988]

約数ペア:

[(1, 28871988), (2, 14435994), (3, 9623996), (4, 7217997), (6, 4811998), (12, 2405999), (37, 780324), (74, 390162), (111, 260108), (148, 195081), (222, 130054), (444, 65027)]