209432825

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 315146496

約数和(自身を除く): 105713671

約数列:

[1, 5, 7, 23, 25, 35, 61, 115, 161, 175, 305, 427, 575, 805, 853, 1403, 1525, 2135, 4025, 4265, 5971, 7015, 9821, 10675, 19619, 21325, 29855, 35075, 49105, 52033, 98095, 137333, 149275, 245525, 260165, 364231, 490475, 686665, 1196759, 1300825, 1821155, 3433325, 5983795, 8377313, 9105775, 29918975, 41886565, 209432825]

約数ペア:

[(1, 209432825), (5, 41886565), (7, 29918975), (23, 9105775), (25, 8377313), (35, 5983795), (61, 3433325), (115, 1821155), (161, 1300825), (175, 1196759), (305, 686665), (427, 490475), (575, 364231), (805, 260165), (853, 245525), (1403, 149275), (1525, 137333), (2135, 98095), (4025, 52033), (4265, 49105), (5971, 35075), (7015, 29855), (9821, 21325), (10675, 19619)]