2170805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{367}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 3232512

約数和(自身を除く): 1061707

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 367, 455, 845, 1183, 1835, 2569, 4771, 5915, 12845, 23855, 33397, 62023, 166985, 310115, 434161, 2170805]

約数ペア:

[(1, 2170805), (5, 434161), (7, 310115), (13, 166985), (35, 62023), (65, 33397), (91, 23855), (169, 12845), (367, 5915), (455, 4771), (845, 2569), (1183, 1835)]