127321281

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1439}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 196992000

約数和(自身を除く): 69670719

約数列:

[1, 3, 9, 27, 29, 87, 113, 261, 339, 783, 1017, 1439, 3051, 3277, 4317, 9831, 12951, 29493, 38853, 41731, 88479, 125193, 162607, 375579, 487821, 1126737, 1463463, 4390389, 4715603, 14146809, 42440427, 127321281]

約数ペア:

[(1, 127321281), (3, 42440427), (9, 14146809), (27, 4715603), (29, 4390389), (87, 1463463), (113, 1126737), (261, 487821), (339, 375579), (783, 162607), (1017, 125193), (1439, 88479), (3051, 41731), (3277, 38853), (4317, 29493), (9831, 12951)]