78734157

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 117889920

約数和(自身を除く): 39155763

約数列:

[1, 3, 17, 19, 51, 57, 193, 323, 421, 579, 969, 1263, 3281, 3667, 7157, 7999, 9843, 11001, 21471, 23997, 62339, 81253, 135983, 187017, 243759, 407949, 1381301, 1543807, 4143903, 4631421, 26244719, 78734157]

約数ペア:

[(1, 78734157), (3, 26244719), (17, 4631421), (19, 4143903), (51, 1543807), (57, 1381301), (193, 407949), (323, 243759), (421, 187017), (579, 135983), (969, 81253), (1263, 62339), (3281, 23997), (3667, 21471), (7157, 11001), (7999, 9843)]