9980821725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{54787}}^1$

素因数の和:55154

約数の個数: 48

約数和(自身を含む): 18913694208

約数和(自身を除く): 8932872483

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 347, 525, 1041, 1735, 2429, 5205, 7287, 8675, 12145, 26025, 36435, 54787, 60725, 164361, 182175, 273935, 383509, 821805, 1150527, 1369675, 1917545, 4109025, 5752635, 9587725, 19011089, 28763175, 57033267, 95055445, 133077623, 285166335, 399232869, 475277225, 665388115, 1425831675, 1996164345, 3326940575, 9980821725]

約数ペア:

[(1, 9980821725), (3, 3326940575), (5, 1996164345), (7, 1425831675), (15, 665388115), (21, 475277225), (25, 399232869), (35, 285166335), (75, 133077623), (105, 95055445), (175, 57033267), (347, 28763175), (525, 19011089), (1041, 9587725), (1735, 5752635), (2429, 4109025), (5205, 1917545), (7287, 1369675), (8675, 1150527), (12145, 821805), (26025, 383509), (36435, 273935), (54787, 182175), (60725, 164361)]