67391212

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 70987028

約数列:

[1, 2, 4, 7, 14, 28, 71, 109, 142, 218, 284, 311, 436, 497, 622, 763, 994, 1244, 1526, 1988, 2177, 3052, 4354, 7739, 8708, 15478, 22081, 30956, 33899, 44162, 54173, 67798, 88324, 108346, 135596, 154567, 216692, 237293, 309134, 474586, 618268, 949172, 2406829, 4813658, 9627316, 16847803, 33695606, 67391212]

約数ペア:

[(1, 67391212), (2, 33695606), (4, 16847803), (7, 9627316), (14, 4813658), (28, 2406829), (71, 949172), (109, 618268), (142, 474586), (218, 309134), (284, 237293), (311, 216692), (436, 154567), (497, 135596), (622, 108346), (763, 88324), (994, 67798), (1244, 54173), (1526, 44162), (1988, 33899), (2177, 30956), (3052, 22081), (4354, 15478), (7739, 8708)]