13278390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{887}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 31968000

約数和(自身を除く): 18689610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 499, 887, 998, 1497, 1774, 2495, 2661, 2994, 4435, 4990, 5322, 7485, 8870, 13305, 14970, 26610, 442613, 885226, 1327839, 2213065, 2655678, 4426130, 6639195, 13278390]

約数ペア:

[(1, 13278390), (2, 6639195), (3, 4426130), (5, 2655678), (6, 2213065), (10, 1327839), (15, 885226), (30, 442613), (499, 26610), (887, 14970), (998, 13305), (1497, 8870), (1774, 7485), (2495, 5322), (2661, 4990), (2994, 4435)]