201408907

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{1321}}^1$

素因数の和:2298

約数の個数: 16

約数和(自身を含む): 240625152

約数和(自身を除く): 39216245

約数列:

[1, 7, 23, 161, 947, 1321, 6629, 9247, 21781, 30383, 152467, 212681, 1250987, 8756909, 28772701, 201408907]

約数ペア:

[(1, 201408907), (7, 28772701), (23, 8756909), (161, 1250987), (947, 212681), (1321, 152467), (6629, 30383), (9247, 21781)]