128548965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1987}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 217566720

約数和(自身を除く): 89017755

約数列:

[1, 3, 5, 15, 19, 57, 95, 227, 285, 681, 1135, 1987, 3405, 4313, 5961, 9935, 12939, 21565, 29805, 37753, 64695, 113259, 188765, 451049, 566295, 1353147, 2255245, 6765735, 8569931, 25709793, 42849655, 128548965]

約数ペア:

[(1, 128548965), (3, 42849655), (5, 25709793), (15, 8569931), (19, 6765735), (57, 2255245), (95, 1353147), (227, 566295), (285, 451049), (681, 188765), (1135, 113259), (1987, 64695), (3405, 37753), (4313, 29805), (5961, 21565), (9935, 12939)]