19157145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4243}}^1$

素因数の和:4301

約数の個数: 32

約数和(自身を含む): 35853312

約数和(自身を除く): 16696167

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4243, 4515, 12729, 21215, 29701, 63645, 89103, 148505, 182449, 445515, 547347, 912245, 1277143, 2736735, 3831429, 6385715, 19157145]

約数ペア:

[(1, 19157145), (3, 6385715), (5, 3831429), (7, 2736735), (15, 1277143), (21, 912245), (35, 547347), (43, 445515), (105, 182449), (129, 148505), (215, 89103), (301, 63645), (645, 29701), (903, 21215), (1505, 12729), (4243, 4515)]