397360431

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{66593}}^1$

素因数の和:66632

約数の個数: 32

約数和(自身を含む): 671267520

約数和(自身を除く): 273907089

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5967, 66593, 199779, 599337, 865709, 1132081, 1798011, 2597127, 3396243, 7791381, 10188729, 14717053, 23374143, 30566187, 44151159, 132453477, 397360431]

約数ペア:

[(1, 397360431), (3, 132453477), (9, 44151159), (13, 30566187), (17, 23374143), (27, 14717053), (39, 10188729), (51, 7791381), (117, 3396243), (153, 2597127), (221, 1798011), (351, 1132081), (459, 865709), (663, 599337), (1989, 199779), (5967, 66593)]