388026145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 513394560

約数和(自身を除く): 125368415

約数列:

[1, 5, 13, 65, 67, 139, 335, 641, 695, 871, 1807, 3205, 4355, 8333, 9035, 9313, 41665, 42947, 46565, 89099, 121069, 214735, 445495, 558311, 605345, 1158287, 2791555, 5791435, 5969633, 29848165, 77605229, 388026145]

約数ペア:

[(1, 388026145), (5, 77605229), (13, 29848165), (65, 5969633), (67, 5791435), (139, 2791555), (335, 1158287), (641, 605345), (695, 558311), (871, 445495), (1807, 214735), (3205, 121069), (4355, 89099), (8333, 46565), (9035, 42947), (9313, 41665)]