53371353

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 84268800

約数和(自身を除く): 30897447

約数列:

[1, 3, 7, 21, 37, 111, 149, 259, 447, 461, 777, 1043, 1383, 3129, 3227, 5513, 9681, 16539, 17057, 38591, 51171, 68689, 115773, 119399, 206067, 358197, 480823, 1442469, 2541493, 7624479, 17790451, 53371353]

約数ペア:

[(1, 53371353), (3, 17790451), (7, 7624479), (21, 2541493), (37, 1442469), (111, 480823), (149, 358197), (259, 206067), (447, 119399), (461, 115773), (777, 68689), (1043, 51171), (1383, 38591), (3129, 17057), (3227, 16539), (5513, 9681)]