209260616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{8501}}^1$

素因数の和:8705

約数の個数: 32

約数和(自身を含む): 417788280

約数和(自身を除く): 208527664

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 181, 362, 724, 1448, 3077, 6154, 8501, 12308, 17002, 24616, 34004, 68008, 144517, 289034, 578068, 1156136, 1538681, 3077362, 6154724, 12309448, 26157577, 52315154, 104630308, 209260616]

約数ペア:

[(1, 209260616), (2, 104630308), (4, 52315154), (8, 26157577), (17, 12309448), (34, 6154724), (68, 3077362), (136, 1538681), (181, 1156136), (362, 578068), (724, 289034), (1448, 144517), (3077, 68008), (6154, 34004), (8501, 24616), (12308, 17002)]