3818421

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 40

約数和(自身を含む): 6272640

約数和(自身を除く): 2454219

約数列:

[1, 3, 9, 17, 27, 47, 51, 59, 81, 141, 153, 177, 423, 459, 531, 799, 1003, 1269, 1377, 1593, 2397, 2773, 3009, 3807, 4779, 7191, 8319, 9027, 21573, 24957, 27081, 47141, 64719, 74871, 81243, 141423, 224613, 424269, 1272807, 3818421]

約数ペア:

[(1, 3818421), (3, 1272807), (9, 424269), (17, 224613), (27, 141423), (47, 81243), (51, 74871), (59, 64719), (81, 47141), (141, 27081), (153, 24957), (177, 21573), (423, 9027), (459, 8319), (531, 7191), (799, 4779), (1003, 3807), (1269, 3009), (1377, 2773), (1593, 2397)]