1381131

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:105

約数の個数: 30

約数和(自身を含む): 2228820

約数和(自身を除く): 847689

約数列:

[1, 3, 9, 17, 27, 51, 59, 81, 153, 177, 289, 459, 531, 867, 1003, 1377, 1593, 2601, 3009, 4779, 7803, 9027, 17051, 23409, 27081, 51153, 81243, 153459, 460377, 1381131]

約数ペア:

[(1, 1381131), (3, 460377), (9, 153459), (17, 81243), (27, 51153), (51, 27081), (59, 23409), (81, 17051), (153, 9027), (177, 7803), (289, 4779), (459, 3009), (531, 2601), (867, 1593), (1003, 1377)]