28503849

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 17460951

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 121, 149, 187, 341, 363, 447, 527, 561, 1023, 1581, 1639, 2057, 2533, 3751, 4619, 4917, 5797, 6171, 7599, 11253, 13857, 17391, 18029, 27863, 50809, 54087, 63767, 78523, 83589, 152427, 191301, 235569, 306493, 558899, 863753, 919479, 1676697, 2591259, 9501283, 28503849]

約数ペア:

[(1, 28503849), (3, 9501283), (11, 2591259), (17, 1676697), (31, 919479), (33, 863753), (51, 558899), (93, 306493), (121, 235569), (149, 191301), (187, 152427), (341, 83589), (363, 78523), (447, 63767), (527, 54087), (561, 50809), (1023, 27863), (1581, 18029), (1639, 17391), (2057, 13857), (2533, 11253), (3751, 7599), (4619, 6171), (4917, 5797)]