381330279

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{54251}}^1$

素因数の和:54339

約数の個数: 24

約数和(自身を含む): 609358464

約数和(自身を除く): 228028185

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 54251, 162753, 488259, 596761, 1790283, 3851821, 5370849, 11555463, 34666389, 42370031, 127110093, 381330279]

約数ペア:

[(1, 381330279), (3, 127110093), (9, 42370031), (11, 34666389), (33, 11555463), (71, 5370849), (99, 3851821), (213, 1790283), (639, 596761), (781, 488259), (2343, 162753), (7029, 54251)]