1994967

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:112

約数の個数: 36

約数和(自身を含む): 3352440

約数和(自身を除く): 1357473

約数列:

[1, 3, 9, 13, 17, 39, 51, 59, 117, 153, 177, 221, 289, 531, 663, 767, 867, 1003, 1989, 2301, 2601, 3009, 3757, 6903, 9027, 11271, 13039, 17051, 33813, 39117, 51153, 117351, 153459, 221663, 664989, 1994967]

約数ペア:

[(1, 1994967), (3, 664989), (9, 221663), (13, 153459), (17, 117351), (39, 51153), (51, 39117), (59, 33813), (117, 17051), (153, 13039), (177, 11271), (221, 9027), (289, 6903), (531, 3757), (663, 3009), (767, 2601), (867, 2301), (1003, 1989)]