187016739

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1499}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 307776000

約数和(自身を除く): 120759261

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 457, 1371, 1499, 3199, 4497, 5941, 9597, 10493, 17823, 19487, 31479, 41587, 58461, 124761, 136409, 409227, 685043, 2055129, 4795301, 8905559, 14385903, 26716677, 62338913, 187016739]

約数ペア:

[(1, 187016739), (3, 62338913), (7, 26716677), (13, 14385903), (21, 8905559), (39, 4795301), (91, 2055129), (273, 685043), (457, 409227), (1371, 136409), (1499, 124761), (3199, 58461), (4497, 41587), (5941, 31479), (9597, 19487), (10493, 17823)]