1687802428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{247769}}^1$

素因数の和:247917

約数の個数: 24

約数和(自身を含む): 3205152720

約数和(自身を除く): 1517350292

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 247769, 495538, 991076, 3220997, 6441994, 12883988, 32457739, 64915478, 129830956, 421950607, 843901214, 1687802428]

約数ペア:

[(1, 1687802428), (2, 843901214), (4, 421950607), (13, 129830956), (26, 64915478), (52, 32457739), (131, 12883988), (262, 6441994), (524, 3220997), (1703, 991076), (3406, 495538), (6812, 247769)]