81753966

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{648841}}^1$

素因数の和:648856

約数の個数: 24

約数和(自身を含む): 202438704

約数和(自身を除く): 120684738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 648841, 1297682, 1946523, 3893046, 4541887, 5839569, 9083774, 11679138, 13625661, 27251322, 40876983, 81753966]

約数ペア:

[(1, 81753966), (2, 40876983), (3, 27251322), (6, 13625661), (7, 11679138), (9, 9083774), (14, 5839569), (18, 4541887), (21, 3893046), (42, 1946523), (63, 1297682), (126, 648841)]