13145656

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 25650000

約数和(自身を除く): 12504344

約数列:

[1, 2, 4, 8, 37, 74, 89, 148, 178, 296, 356, 499, 712, 998, 1996, 3293, 3992, 6586, 13172, 18463, 26344, 36926, 44411, 73852, 88822, 147704, 177644, 355288, 1643207, 3286414, 6572828, 13145656]

約数ペア:

[(1, 13145656), (2, 6572828), (4, 3286414), (8, 1643207), (37, 355288), (74, 177644), (89, 147704), (148, 88822), (178, 73852), (296, 44411), (356, 36926), (499, 26344), (712, 18463), (998, 13172), (1996, 6586), (3293, 3992)]