2172918385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1\times {\mathrm{709}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 2881532160

約数和(自身を除く): 708613775

約数列:

[1, 5, 11, 55, 103, 515, 541, 709, 1133, 2705, 3545, 5665, 5951, 7799, 29755, 38995, 55723, 73027, 278615, 365135, 383569, 612953, 803297, 1917845, 3064765, 4016485, 4219259, 21096295, 39507607, 197538035, 434583677, 2172918385]

約数ペア:

[(1, 2172918385), (5, 434583677), (11, 197538035), (55, 39507607), (103, 21096295), (515, 4219259), (541, 4016485), (709, 3064765), (1133, 1917845), (2705, 803297), (3545, 612953), (5665, 383569), (5951, 365135), (7799, 278615), (29755, 73027), (38995, 55723)]