31182975

素因数分解:

$3^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 84

約数和(自身を含む): 60989400

約数和(自身を除く): 29806425

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 59, 75, 81, 87, 135, 145, 177, 225, 243, 261, 295, 405, 435, 531, 675, 725, 729, 783, 885, 1215, 1305, 1475, 1593, 1711, 2025, 2175, 2349, 2655, 3645, 3915, 4425, 4779, 5133, 6075, 6525, 7047, 7965, 8555, 11745, 13275, 14337, 15399, 18225, 19575, 21141, 23895, 25665, 35235, 39825, 42775, 43011, 46197, 58725, 71685, 76995, 105705, 119475, 128325, 138591, 176175, 215055, 230985, 358425, 384975, 415773, 528525, 692955, 1075275, 1154925, 1247319, 2078865, 3464775, 6236595, 10394325, 31182975]

約数ペア:

[(1, 31182975), (3, 10394325), (5, 6236595), (9, 3464775), (15, 2078865), (25, 1247319), (27, 1154925), (29, 1075275), (45, 692955), (59, 528525), (75, 415773), (81, 384975), (87, 358425), (135, 230985), (145, 215055), (177, 176175), (225, 138591), (243, 128325), (261, 119475), (295, 105705), (405, 76995), (435, 71685), (531, 58725), (675, 46197), (725, 43011), (729, 42775), (783, 39825), (885, 35235), (1215, 25665), (1305, 23895), (1475, 21141), (1593, 19575), (1711, 18225), (2025, 15399), (2175, 14337), (2349, 13275), (2655, 11745), (3645, 8555), (3915, 7965), (4425, 7047), (4779, 6525), (5133, 6075)]