246978935

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3989}}^1$

素因数の和:4091

約数の個数: 32

約数和(自身を含む): 356227200

約数和(自身を除く): 109248265

約数列:

[1, 5, 7, 29, 35, 61, 145, 203, 305, 427, 1015, 1769, 2135, 3989, 8845, 12383, 19945, 27923, 61915, 115681, 139615, 243329, 578405, 809767, 1216645, 1703303, 4048835, 7056541, 8516515, 35282705, 49395787, 246978935]

約数ペア:

[(1, 246978935), (5, 49395787), (7, 35282705), (29, 8516515), (35, 7056541), (61, 4048835), (145, 1703303), (203, 1216645), (305, 809767), (427, 578405), (1015, 243329), (1769, 139615), (2135, 115681), (3989, 61915), (8845, 27923), (12383, 19945)]