78904982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 132464640

約数和(自身を除く): 53559658

約数列:

[1, 2, 13, 26, 31, 62, 223, 403, 439, 446, 806, 878, 2899, 5707, 5798, 6913, 11414, 13609, 13826, 27218, 89869, 97897, 176917, 179738, 195794, 353834, 1272661, 2545322, 3034807, 6069614, 39452491, 78904982]

約数ペア:

[(1, 78904982), (2, 39452491), (13, 6069614), (26, 3034807), (31, 2545322), (62, 1272661), (223, 353834), (403, 195794), (439, 179738), (446, 176917), (806, 97897), (878, 89869), (2899, 27218), (5707, 13826), (5798, 13609), (6913, 11414)]