2739472743

素因数分解:

$3^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 4354560000

約数和(自身を除く): 1615087257

約数列:

[1, 3, 7, 21, 49, 107, 139, 147, 179, 321, 343, 417, 537, 749, 973, 1029, 1253, 2247, 2919, 3759, 5243, 6811, 8771, 14873, 15729, 19153, 20433, 24881, 26313, 36701, 44619, 47677, 57459, 61397, 74643, 104111, 110103, 134071, 143031, 174167, 184191, 312333, 402213, 522501, 728777, 938497, 1219169, 2186331, 2662267, 2815491, 3657507, 5101439, 6569479, 7986801, 8534183, 15304317, 18635869, 19708437, 25602549, 55907607, 130451083, 391353249, 913157581, 2739472743]

約数ペア:

[(1, 2739472743), (3, 913157581), (7, 391353249), (21, 130451083), (49, 55907607), (107, 25602549), (139, 19708437), (147, 18635869), (179, 15304317), (321, 8534183), (343, 7986801), (417, 6569479), (537, 5101439), (749, 3657507), (973, 2815491), (1029, 2662267), (1253, 2186331), (2247, 1219169), (2919, 938497), (3759, 728777), (5243, 522501), (6811, 402213), (8771, 312333), (14873, 184191), (15729, 174167), (19153, 143031), (20433, 134071), (24881, 110103), (26313, 104111), (36701, 74643), (44619, 61397), (47677, 57459)]