15968556

素因数分解:

$2^2\times 3^3\times {\mathrm{199}}^1\times {\mathrm{743}}^1$

素因数の和:955

約数の個数: 48

約数和(自身を含む): 41664000

約数和(自身を除く): 25695444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199, 398, 597, 743, 796, 1194, 1486, 1791, 2229, 2388, 2972, 3582, 4458, 5373, 6687, 7164, 8916, 10746, 13374, 20061, 21492, 26748, 40122, 80244, 147857, 295714, 443571, 591428, 887142, 1330713, 1774284, 2661426, 3992139, 5322852, 7984278, 15968556]

約数ペア:

[(1, 15968556), (2, 7984278), (3, 5322852), (4, 3992139), (6, 2661426), (9, 1774284), (12, 1330713), (18, 887142), (27, 591428), (36, 443571), (54, 295714), (108, 147857), (199, 80244), (398, 40122), (597, 26748), (743, 21492), (796, 20061), (1194, 13374), (1486, 10746), (1791, 8916), (2229, 7164), (2388, 6687), (2972, 5373), (3582, 4458)]