90717081

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 155744064

約数和(自身を除く): 65026983

約数列:

[1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 259, 273, 481, 637, 777, 1283, 1443, 1813, 1911, 3367, 3849, 5439, 8981, 10101, 16679, 23569, 26943, 47471, 50037, 62867, 70707, 116753, 142413, 188601, 332297, 350259, 617123, 817271, 996891, 1851369, 2326079, 2451813, 4319861, 6978237, 12959583, 30239027, 90717081]

約数ペア:

[(1, 90717081), (3, 30239027), (7, 12959583), (13, 6978237), (21, 4319861), (37, 2451813), (39, 2326079), (49, 1851369), (91, 996891), (111, 817271), (147, 617123), (259, 350259), (273, 332297), (481, 188601), (637, 142413), (777, 116753), (1283, 70707), (1443, 62867), (1813, 50037), (1911, 47471), (3367, 26943), (3849, 23569), (5439, 16679), (8981, 10101)]