1320222345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{4463}}^1$

素因数の和:4562

約数の個数: 64

約数和(自身を含む): 2393846784

約数和(自身を除く): 1073624439

約数列:

[1, 3, 5, 13, 15, 37, 39, 41, 65, 111, 123, 185, 195, 205, 481, 533, 555, 615, 1443, 1517, 1599, 2405, 2665, 4463, 4551, 7215, 7585, 7995, 13389, 19721, 22315, 22755, 58019, 59163, 66945, 98605, 165131, 174057, 182983, 290095, 295815, 495393, 548949, 825655, 870285, 914915, 2146703, 2378779, 2476965, 2744745, 6440109, 6770371, 7136337, 10733515, 11893895, 20311113, 32200545, 33851855, 35681685, 88014823, 101555565, 264044469, 440074115, 1320222345]

約数ペア:

[(1, 1320222345), (3, 440074115), (5, 264044469), (13, 101555565), (15, 88014823), (37, 35681685), (39, 33851855), (41, 32200545), (65, 20311113), (111, 11893895), (123, 10733515), (185, 7136337), (195, 6770371), (205, 6440109), (481, 2744745), (533, 2476965), (555, 2378779), (615, 2146703), (1443, 914915), (1517, 870285), (1599, 825655), (2405, 548949), (2665, 495393), (4463, 295815), (4551, 290095), (7215, 182983), (7585, 174057), (7995, 165131), (13389, 98605), (19721, 66945), (22315, 59163), (22755, 58019)]