290433988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{51241}}^1$

素因数の和:51367

約数の個数: 24

約数和(自身を含む): 552388760

約数和(自身を除く): 261954772

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 51241, 102482, 204964, 666133, 1332266, 2664532, 5585269, 11170538, 22341076, 72608497, 145216994, 290433988]

約数ペア:

[(1, 290433988), (2, 145216994), (4, 72608497), (13, 22341076), (26, 11170538), (52, 5585269), (109, 2664532), (218, 1332266), (436, 666133), (1417, 204964), (2834, 102482), (5668, 51241)]