211319706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{12149}}^1$

素因数の和:12390

約数の個数: 32

約数和(自身を含む): 457228800

約数和(自身を除く): 245909094

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1338, 2899, 5798, 8697, 12149, 17394, 24298, 36447, 72894, 157937, 315874, 473811, 947622, 2709227, 5418454, 8127681, 16255362, 35219951, 70439902, 105659853, 211319706]

約数ペア:

[(1, 211319706), (2, 105659853), (3, 70439902), (6, 35219951), (13, 16255362), (26, 8127681), (39, 5418454), (78, 2709227), (223, 947622), (446, 473811), (669, 315874), (1338, 157937), (2899, 72894), (5798, 36447), (8697, 24298), (12149, 17394)]