540813

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 906528

約数和(自身を除く): 365715

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 283, 637, 849, 1911, 1981, 3679, 5943, 11037, 13867, 25753, 41601, 77259, 180271, 540813]

約数ペア:

[(1, 540813), (3, 180271), (7, 77259), (13, 41601), (21, 25753), (39, 13867), (49, 11037), (91, 5943), (147, 3679), (273, 1981), (283, 1911), (637, 849)]