13272868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 28470400

約数和(自身を除く): 15197532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 409, 427, 532, 818, 854, 1159, 1636, 1708, 2318, 2863, 4636, 5726, 7771, 8113, 11452, 15542, 16226, 24949, 31084, 32452, 49898, 54397, 99796, 108794, 174643, 217588, 349286, 474031, 698572, 948062, 1896124, 3318217, 6636434, 13272868]

約数ペア:

[(1, 13272868), (2, 6636434), (4, 3318217), (7, 1896124), (14, 948062), (19, 698572), (28, 474031), (38, 349286), (61, 217588), (76, 174643), (122, 108794), (133, 99796), (244, 54397), (266, 49898), (409, 32452), (427, 31084), (532, 24949), (818, 16226), (854, 15542), (1159, 11452), (1636, 8113), (1708, 7771), (2318, 5726), (2863, 4636)]