69780788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3284

約数の個数: 48

約数和(自身を含む): 154441728

約数和(自身を除く): 84660940

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 3191, 5467, 6382, 10934, 12764, 21868, 22337, 35101, 44674, 70202, 89348, 140404, 226561, 245707, 453122, 491414, 906244, 982828, 1585927, 2492171, 3171854, 4984342, 6343708, 9968684, 17445197, 34890394, 69780788]

約数ペア:

[(1, 69780788), (2, 34890394), (4, 17445197), (7, 9968684), (11, 6343708), (14, 4984342), (22, 3171854), (28, 2492171), (44, 1585927), (71, 982828), (77, 906244), (142, 491414), (154, 453122), (284, 245707), (308, 226561), (497, 140404), (781, 89348), (994, 70202), (1562, 44674), (1988, 35101), (3124, 22337), (3191, 21868), (5467, 12764), (6382, 10934)]