17138975

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:864

約数の個数: 36

約数和(自身を含む): 26208144

約数和(自身を除く): 9069169

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 823, 833, 1225, 2975, 4115, 4165, 5761, 13991, 20575, 20825, 28805, 40327, 69955, 97937, 144025, 201635, 349775, 489685, 685559, 1008175, 2448425, 3427795, 17138975]

約数ペア:

[(1, 17138975), (5, 3427795), (7, 2448425), (17, 1008175), (25, 685559), (35, 489685), (49, 349775), (85, 201635), (119, 144025), (175, 97937), (245, 69955), (425, 40327), (595, 28805), (823, 20825), (833, 20575), (1225, 13991), (2975, 5761), (4115, 4165)]