643670054

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 1004690304

約数和(自身を除く): 361020250

約数列:

[1, 2, 53, 73, 106, 146, 193, 386, 431, 862, 3869, 7738, 10229, 14089, 20458, 22843, 28178, 31463, 45686, 62926, 83183, 166366, 746717, 1493434, 1667539, 3335078, 4408699, 6072359, 8817398, 12144718, 321835027, 643670054]

約数ペア:

[(1, 643670054), (2, 321835027), (53, 12144718), (73, 8817398), (106, 6072359), (146, 4408699), (193, 3335078), (386, 1667539), (431, 1493434), (862, 746717), (3869, 166366), (7738, 83183), (10229, 62926), (14089, 45686), (20458, 31463), (22843, 28178)]