57478515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4919}}^1$

素因数の和:4987

約数の個数: 32

約数和(自身を含む): 99187200

約数和(自身を除く): 41708685

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 4919, 11685, 14757, 24595, 73785, 93461, 201679, 280383, 467305, 605037, 1008395, 1401915, 3025185, 3831901, 11495703, 19159505, 57478515]

約数ペア:

[(1, 57478515), (3, 19159505), (5, 11495703), (15, 3831901), (19, 3025185), (41, 1401915), (57, 1008395), (95, 605037), (123, 467305), (205, 280383), (285, 201679), (615, 93461), (779, 73785), (2337, 24595), (3895, 14757), (4919, 11685)]