28763948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 55732320

約数和(自身を除く): 26968372

約数列:

[1, 2, 4, 19, 37, 38, 53, 74, 76, 106, 148, 193, 212, 386, 703, 772, 1007, 1406, 1961, 2014, 2812, 3667, 3922, 4028, 7141, 7334, 7844, 10229, 14282, 14668, 20458, 28564, 37259, 40916, 74518, 135679, 149036, 194351, 271358, 378473, 388702, 542716, 756946, 777404, 1513892, 7190987, 14381974, 28763948]

約数ペア:

[(1, 28763948), (2, 14381974), (4, 7190987), (19, 1513892), (37, 777404), (38, 756946), (53, 542716), (74, 388702), (76, 378473), (106, 271358), (148, 194351), (193, 149036), (212, 135679), (386, 74518), (703, 40916), (772, 37259), (1007, 28564), (1406, 20458), (1961, 14668), (2014, 14282), (2812, 10229), (3667, 7844), (3922, 7334), (4028, 7141)]