28674516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 72391424

約数和(自身を除く): 43716908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 397, 463, 794, 926, 1191, 1389, 1588, 1852, 2382, 2778, 4764, 5161, 5556, 6019, 10322, 12038, 15483, 18057, 20644, 24076, 30966, 36114, 61932, 72228, 183811, 367622, 551433, 735244, 1102866, 2205732, 2389543, 4779086, 7168629, 9558172, 14337258, 28674516]

約数ペア:

[(1, 28674516), (2, 14337258), (3, 9558172), (4, 7168629), (6, 4779086), (12, 2389543), (13, 2205732), (26, 1102866), (39, 735244), (52, 551433), (78, 367622), (156, 183811), (397, 72228), (463, 61932), (794, 36114), (926, 30966), (1191, 24076), (1389, 20644), (1588, 18057), (1852, 15483), (2382, 12038), (2778, 10322), (4764, 6019), (5161, 5556)]