219551464

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3413}}^1$

素因数の和:3490

約数の個数: 64

約数和(自身を含む): 486699840

約数和(自身を除く): 267148376

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 43, 44, 68, 86, 88, 136, 172, 187, 344, 374, 473, 731, 748, 946, 1462, 1496, 1892, 2924, 3413, 3784, 5848, 6826, 8041, 13652, 16082, 27304, 32164, 37543, 58021, 64328, 75086, 116042, 146759, 150172, 232084, 293518, 300344, 464168, 587036, 638231, 1174072, 1276462, 1614349, 2494903, 2552924, 3228698, 4989806, 5105848, 6457396, 9979612, 12914792, 19959224, 27443933, 54887866, 109775732, 219551464]

約数ペア:

[(1, 219551464), (2, 109775732), (4, 54887866), (8, 27443933), (11, 19959224), (17, 12914792), (22, 9979612), (34, 6457396), (43, 5105848), (44, 4989806), (68, 3228698), (86, 2552924), (88, 2494903), (136, 1614349), (172, 1276462), (187, 1174072), (344, 638231), (374, 587036), (473, 464168), (731, 300344), (748, 293518), (946, 232084), (1462, 150172), (1496, 146759), (1892, 116042), (2924, 75086), (3413, 64328), (3784, 58021), (5848, 37543), (6826, 32164), (8041, 27304), (13652, 16082)]