71450708

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 146571264

約数和(自身を除く): 75120556

約数列:

[1, 2, 4, 7, 14, 28, 71, 127, 142, 254, 283, 284, 497, 508, 566, 889, 994, 1132, 1778, 1981, 1988, 3556, 3962, 7924, 9017, 18034, 20093, 35941, 36068, 40186, 63119, 71882, 80372, 126238, 140651, 143764, 251587, 252476, 281302, 503174, 562604, 1006348, 2551811, 5103622, 10207244, 17862677, 35725354, 71450708]

約数ペア:

[(1, 71450708), (2, 35725354), (4, 17862677), (7, 10207244), (14, 5103622), (28, 2551811), (71, 1006348), (127, 562604), (142, 503174), (254, 281302), (283, 252476), (284, 251587), (497, 143764), (508, 140651), (566, 126238), (889, 80372), (994, 71882), (1132, 63119), (1778, 40186), (1981, 36068), (1988, 35941), (3556, 20093), (3962, 18034), (7924, 9017)]