201628959

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2957}}^1$

素因数の和:3175

約数の個数: 32

約数和(自身を含む): 327131136

約数和(自身を除く): 125502177

約数列:

[1, 3, 7, 17, 21, 51, 119, 191, 357, 573, 1337, 2957, 3247, 4011, 8871, 9741, 20699, 22729, 50269, 62097, 68187, 150807, 351883, 564787, 1055649, 1694361, 3953509, 9601379, 11860527, 28804137, 67209653, 201628959]

約数ペア:

[(1, 201628959), (3, 67209653), (7, 28804137), (17, 11860527), (21, 9601379), (51, 3953509), (119, 1694361), (191, 1055649), (357, 564787), (573, 351883), (1337, 150807), (2957, 68187), (3247, 62097), (4011, 50269), (8871, 22729), (9741, 20699)]