15181475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 20474880

約数和(自身を除く): 5293405

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 1031, 2945, 5155, 14725, 19589, 25775, 31961, 97945, 159805, 489725, 607259, 799025, 3036295, 15181475]

約数ペア:

[(1, 15181475), (5, 3036295), (19, 799025), (25, 607259), (31, 489725), (95, 159805), (155, 97945), (475, 31961), (589, 25775), (775, 19589), (1031, 14725), (2945, 5155)]