189177807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1997}}^1$

素因数の和:2367

約数の個数: 32

約数和(自身を含む): 311496192

約数和(自身を除く): 122318385

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 347, 1041, 1997, 2429, 4511, 5991, 7287, 13533, 13979, 25961, 31577, 41937, 77883, 94731, 181727, 545181, 692959, 2078877, 4850713, 9008467, 14552139, 27025401, 63059269, 189177807]

約数ペア:

[(1, 189177807), (3, 63059269), (7, 27025401), (13, 14552139), (21, 9008467), (39, 4850713), (91, 2078877), (273, 692959), (347, 545181), (1041, 181727), (1997, 94731), (2429, 77883), (4511, 41937), (5991, 31577), (7287, 25961), (13533, 13979)]