1388254803

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{3919}}^1$

素因数の和:4259

約数の個数: 32

約数和(自身を含む): 2065244160

約数和(自身を除く): 676989357

約数列:

[1, 3, 13, 31, 39, 93, 293, 403, 879, 1209, 3809, 3919, 9083, 11427, 11757, 27249, 50947, 118079, 121489, 152841, 354237, 364467, 1148267, 1579357, 3444801, 4738071, 14927471, 35596277, 44782413, 106788831, 462751601, 1388254803]

約数ペア:

[(1, 1388254803), (3, 462751601), (13, 106788831), (31, 44782413), (39, 35596277), (93, 14927471), (293, 4738071), (403, 3444801), (879, 1579357), (1209, 1148267), (3809, 364467), (3919, 354237), (9083, 152841), (11427, 121489), (11757, 118079), (27249, 50947)]