187877421

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7723}}^1$

素因数の和:7802

約数の個数: 32

約数和(自身を含む): 300309120

約数和(自身を除く): 112431699

約数列:

[1, 3, 9, 17, 27, 51, 53, 153, 159, 459, 477, 901, 1431, 2703, 7723, 8109, 23169, 24327, 69507, 131291, 208521, 393873, 409319, 1181619, 1227957, 3544857, 3683871, 6958423, 11051613, 20875269, 62625807, 187877421]

約数ペア:

[(1, 187877421), (3, 62625807), (9, 20875269), (17, 11051613), (27, 6958423), (51, 3683871), (53, 3544857), (153, 1227957), (159, 1181619), (459, 409319), (477, 393873), (901, 208521), (1431, 131291), (2703, 69507), (7723, 24327), (8109, 23169)]