40087187

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 46872000

約数和(自身を除く): 6784813

約数列:

[1, 7, 61, 269, 349, 427, 1883, 2443, 16409, 21289, 93881, 114863, 149023, 657167, 5726741, 40087187]

約数ペア:

[(1, 40087187), (7, 5726741), (61, 657167), (269, 149023), (349, 114863), (427, 93881), (1883, 21289), (2443, 16409)]