201041781

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 286433280

約数和(自身を除く): 85391499

約数列:

[1, 3, 23, 69, 73, 167, 219, 239, 501, 717, 1679, 3841, 5037, 5497, 11523, 12191, 16491, 17447, 36573, 39913, 52341, 119739, 280393, 401281, 841179, 917999, 1203843, 2753997, 2913649, 8740947, 67013927, 201041781]

約数ペア:

[(1, 201041781), (3, 67013927), (23, 8740947), (69, 2913649), (73, 2753997), (167, 1203843), (219, 917999), (239, 841179), (501, 401281), (717, 280393), (1679, 119739), (3841, 52341), (5037, 39913), (5497, 36573), (11523, 17447), (12191, 16491)]