2451813

素因数分解:

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

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 4098528

約数和(自身を除く): 1646715

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1283, 1911, 3849, 8981, 16679, 26943, 50037, 62867, 116753, 188601, 350259, 817271, 2451813]

約数ペア:

[(1, 2451813), (3, 817271), (7, 350259), (13, 188601), (21, 116753), (39, 62867), (49, 50037), (91, 26943), (147, 16679), (273, 8981), (637, 3849), (1283, 1911)]