189322707

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 317399040

約数和(自身を除く): 128076333

約数列:

[1, 3, 7, 19, 21, 41, 57, 71, 123, 133, 163, 213, 287, 399, 489, 497, 779, 861, 1141, 1349, 1491, 2337, 2911, 3097, 3423, 4047, 5453, 6683, 8733, 9291, 9443, 11573, 16359, 20049, 20377, 21679, 28329, 34719, 46781, 55309, 61131, 65037, 81011, 126977, 140343, 165927, 219887, 243033, 380931, 387163, 474493, 659661, 888839, 1161489, 1423479, 1539209, 2666517, 3321451, 4617627, 9015367, 9964353, 27046101, 63107569, 189322707]

約数ペア:

[(1, 189322707), (3, 63107569), (7, 27046101), (19, 9964353), (21, 9015367), (41, 4617627), (57, 3321451), (71, 2666517), (123, 1539209), (133, 1423479), (163, 1161489), (213, 888839), (287, 659661), (399, 474493), (489, 387163), (497, 380931), (779, 243033), (861, 219887), (1141, 165927), (1349, 140343), (1491, 126977), (2337, 81011), (2911, 65037), (3097, 61131), (3423, 55309), (4047, 46781), (5453, 34719), (6683, 28329), (8733, 21679), (9291, 20377), (9443, 20049), (11573, 16359)]