15967276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 31788064

約数和(自身を除く): 15820788

約数列:

[1, 2, 4, 13, 26, 37, 43, 52, 74, 86, 148, 172, 193, 386, 481, 559, 772, 962, 1118, 1591, 1924, 2236, 2509, 3182, 5018, 6364, 7141, 8299, 10036, 14282, 16598, 20683, 28564, 33196, 41366, 82732, 92833, 107887, 185666, 215774, 307063, 371332, 431548, 614126, 1228252, 3991819, 7983638, 15967276]

約数ペア:

[(1, 15967276), (2, 7983638), (4, 3991819), (13, 1228252), (26, 614126), (37, 431548), (43, 371332), (52, 307063), (74, 215774), (86, 185666), (148, 107887), (172, 92833), (193, 82732), (386, 41366), (481, 33196), (559, 28564), (772, 20683), (962, 16598), (1118, 14282), (1591, 10036), (1924, 8299), (2236, 7141), (2509, 6364), (3182, 5018)]