12889335

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 21731328

約数和(自身を除く): 8841993

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 523, 795, 1569, 1643, 2615, 4929, 7845, 8215, 16213, 24645, 27719, 48639, 81065, 83157, 138595, 243195, 415785, 859289, 2577867, 4296445, 12889335]

約数ペア:

[(1, 12889335), (3, 4296445), (5, 2577867), (15, 859289), (31, 415785), (53, 243195), (93, 138595), (155, 83157), (159, 81065), (265, 48639), (465, 27719), (523, 24645), (795, 16213), (1569, 8215), (1643, 7845), (2615, 4929)]