11661405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 23224320

約数和(自身を除く): 11562915

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 51, 85, 105, 119, 139, 141, 235, 255, 329, 357, 417, 595, 695, 705, 799, 973, 987, 1645, 1785, 2085, 2363, 2397, 2919, 3995, 4865, 4935, 5593, 6533, 7089, 11815, 11985, 14595, 16541, 16779, 19599, 27965, 32665, 35445, 45731, 49623, 82705, 83895, 97995, 111061, 137193, 228655, 248115, 333183, 555305, 685965, 777427, 1665915, 2332281, 3887135, 11661405]

約数ペア:

[(1, 11661405), (3, 3887135), (5, 2332281), (7, 1665915), (15, 777427), (17, 685965), (21, 555305), (35, 333183), (47, 248115), (51, 228655), (85, 137193), (105, 111061), (119, 97995), (139, 83895), (141, 82705), (235, 49623), (255, 45731), (329, 35445), (357, 32665), (417, 27965), (595, 19599), (695, 16779), (705, 16541), (799, 14595), (973, 11985), (987, 11815), (1645, 7089), (1785, 6533), (2085, 5593), (2363, 4935), (2397, 4865), (2919, 3995)]