198504145

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{35227}}^1$

素因数の和:35269

約数の個数: 24

約数和(自身を含む): 289151424

約数和(自身を除く): 90647279

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 35227, 176135, 246589, 810221, 1232945, 1726123, 4051105, 5671547, 8630615, 28357735, 39700829, 198504145]

約数ペア:

[(1, 198504145), (5, 39700829), (7, 28357735), (23, 8630615), (35, 5671547), (49, 4051105), (115, 1726123), (161, 1232945), (245, 810221), (805, 246589), (1127, 176135), (5635, 35227)]