161749305

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 317011968

約数和(自身を除く): 155262663

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 81, 85, 123, 135, 153, 191, 205, 243, 255, 369, 405, 459, 573, 615, 697, 765, 955, 1107, 1215, 1377, 1719, 1845, 2091, 2295, 2865, 3247, 3321, 3485, 4131, 5157, 5535, 6273, 6885, 7831, 8595, 9741, 9963, 10455, 15471, 16235, 16605, 18819, 20655, 23493, 25785, 29223, 31365, 39155, 46413, 48705, 49815, 56457, 70479, 77355, 87669, 94095, 117465, 133127, 146115, 169371, 211437, 232065, 263007, 282285, 352395, 399381, 438345, 634311, 665635, 789021, 846855, 1057185, 1198143, 1315035, 1902933, 1996905, 3171555, 3594429, 3945105, 5990715, 9514665, 10783287, 17972145, 32349861, 53916435, 161749305]

約数ペア:

[(1, 161749305), (3, 53916435), (5, 32349861), (9, 17972145), (15, 10783287), (17, 9514665), (27, 5990715), (41, 3945105), (45, 3594429), (51, 3171555), (81, 1996905), (85, 1902933), (123, 1315035), (135, 1198143), (153, 1057185), (191, 846855), (205, 789021), (243, 665635), (255, 634311), (369, 438345), (405, 399381), (459, 352395), (573, 282285), (615, 263007), (697, 232065), (765, 211437), (955, 169371), (1107, 146115), (1215, 133127), (1377, 117465), (1719, 94095), (1845, 87669), (2091, 77355), (2295, 70479), (2865, 56457), (3247, 49815), (3321, 48705), (3485, 46413), (4131, 39155), (5157, 31365), (5535, 29223), (6273, 25785), (6885, 23493), (7831, 20655), (8595, 18819), (9741, 16605), (9963, 16235), (10455, 15471)]