168047985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{26237}}^1$

素因数の和:26313

約数の個数: 32

約数和(自身を含む): 312337152

約数和(自身を除く): 144289167

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 26237, 78711, 131185, 183659, 393555, 550977, 918295, 1600457, 2754885, 4801371, 8002285, 11203199, 24006855, 33609597, 56015995, 168047985]

約数ペア:

[(1, 168047985), (3, 56015995), (5, 33609597), (7, 24006855), (15, 11203199), (21, 8002285), (35, 4801371), (61, 2754885), (105, 1600457), (183, 918295), (305, 550977), (427, 393555), (915, 183659), (1281, 131185), (2135, 78711), (6405, 26237)]