66519796

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{55249}}^1$

素因数の和:55303

約数の個数: 24

約数和(自身を含む): 136136000

約数和(自身を除く): 69616204

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 55249, 110498, 220996, 386743, 773486, 1546972, 2375707, 4751414, 9502828, 16629949, 33259898, 66519796]

約数ペア:

[(1, 66519796), (2, 33259898), (4, 16629949), (7, 9502828), (14, 4751414), (28, 2375707), (43, 1546972), (86, 773486), (172, 386743), (301, 220996), (602, 110498), (1204, 55249)]