1644997653

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 2769486720

約数和(自身を除く): 1124489067

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 103, 117, 261, 309, 351, 377, 523, 783, 927, 1053, 1131, 1339, 1569, 2349, 2781, 2987, 3393, 4017, 4707, 6799, 8343, 8961, 10179, 12051, 14121, 15167, 20397, 26883, 30537, 36153, 38831, 42363, 45501, 53869, 61191, 80649, 108459, 116493, 136503, 161607, 183573, 197171, 241947, 349479, 409509, 484821, 550719, 591513, 700297, 1048437, 1228527, 1454463, 1562201, 1774539, 2100891, 3145311, 4363389, 4686603, 5323617, 6302673, 14059809, 15970851, 18908019, 20308613, 42179427, 56724057, 60925839, 126538281, 182777517, 548332551, 1644997653]

約数ペア:

[(1, 1644997653), (3, 548332551), (9, 182777517), (13, 126538281), (27, 60925839), (29, 56724057), (39, 42179427), (81, 20308613), (87, 18908019), (103, 15970851), (117, 14059809), (261, 6302673), (309, 5323617), (351, 4686603), (377, 4363389), (523, 3145311), (783, 2100891), (927, 1774539), (1053, 1562201), (1131, 1454463), (1339, 1228527), (1569, 1048437), (2349, 700297), (2781, 591513), (2987, 550719), (3393, 484821), (4017, 409509), (4707, 349479), (6799, 241947), (8343, 197171), (8961, 183573), (10179, 161607), (12051, 136503), (14121, 116493), (15167, 108459), (20397, 80649), (26883, 61191), (30537, 53869), (36153, 45501), (38831, 42363)]