1284603981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{641981}}^1$

素因数の和:642036

約数の個数: 16

約数和(自身を含む): 1848908160

約数和(自身を除く): 564304179

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 641981, 1925943, 14765563, 18617449, 44296689, 55852347, 428201327, 1284603981]

約数ペア:

[(1, 1284603981), (3, 428201327), (23, 55852347), (29, 44296689), (69, 18617449), (87, 14765563), (667, 1925943), (2001, 641981)]