28251872

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{967}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 33220000

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 664, 913, 967, 1328, 1826, 1934, 2656, 3652, 3868, 7304, 7736, 10637, 14608, 15472, 21274, 29216, 30944, 42548, 80261, 85096, 160522, 170192, 321044, 340384, 642088, 882871, 1284176, 1765742, 2568352, 3531484, 7062968, 14125936, 28251872]

約数ペア:

[(1, 28251872), (2, 14125936), (4, 7062968), (8, 3531484), (11, 2568352), (16, 1765742), (22, 1284176), (32, 882871), (44, 642088), (83, 340384), (88, 321044), (166, 170192), (176, 160522), (332, 85096), (352, 80261), (664, 42548), (913, 30944), (967, 29216), (1328, 21274), (1826, 15472), (1934, 14608), (2656, 10637), (3652, 7736), (3868, 7304)]