201522915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{919}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 382337280

約数和(自身を除く): 180814365

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 443, 495, 919, 1329, 2215, 2757, 3987, 4595, 4873, 6645, 8271, 10109, 13785, 14619, 19935, 24365, 30327, 41355, 43857, 50545, 73095, 90981, 151635, 219285, 407117, 454905, 1221351, 2035585, 3664053, 4478287, 6106755, 13434861, 18320265, 22391435, 40304583, 67174305, 201522915]

約数ペア:

[(1, 201522915), (3, 67174305), (5, 40304583), (9, 22391435), (11, 18320265), (15, 13434861), (33, 6106755), (45, 4478287), (55, 3664053), (99, 2035585), (165, 1221351), (443, 454905), (495, 407117), (919, 219285), (1329, 151635), (2215, 90981), (2757, 73095), (3987, 50545), (4595, 43857), (4873, 41355), (6645, 30327), (8271, 24365), (10109, 19935), (13785, 14619)]