1989312159

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{7589}}^1$

素因数の和:7775

約数の個数: 32

約数和(自身を含む): 2885414400

約数和(自身を除く): 896102241

約数列:

[1, 3, 23, 29, 69, 87, 131, 393, 667, 2001, 3013, 3799, 7589, 9039, 11397, 22767, 87377, 174547, 220081, 262131, 523641, 660243, 994159, 2982477, 5061863, 15185589, 22865657, 28830611, 68596971, 86491833, 663104053, 1989312159]

約数ペア:

[(1, 1989312159), (3, 663104053), (23, 86491833), (29, 68596971), (69, 28830611), (87, 22865657), (131, 15185589), (393, 5061863), (667, 2982477), (2001, 994159), (3013, 660243), (3799, 523641), (7589, 262131), (9039, 220081), (11397, 174547), (22767, 87377)]