19297125

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1009}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 36869040

約数和(自身を除く): 17571915

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 765, 1009, 1125, 1275, 2125, 3027, 3825, 5045, 6375, 9081, 15135, 17153, 19125, 25225, 45405, 51459, 75675, 85765, 126125, 154377, 227025, 257295, 378375, 428825, 771885, 1135125, 1286475, 2144125, 3859425, 6432375, 19297125]

約数ペア:

[(1, 19297125), (3, 6432375), (5, 3859425), (9, 2144125), (15, 1286475), (17, 1135125), (25, 771885), (45, 428825), (51, 378375), (75, 257295), (85, 227025), (125, 154377), (153, 126125), (225, 85765), (255, 75675), (375, 51459), (425, 45405), (765, 25225), (1009, 19125), (1125, 17153), (1275, 15135), (2125, 9081), (3027, 6375), (3825, 5045)]