68403993

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{44621}}^1$

素因数の和:44704

約数の個数: 16

約数和(自身を含む): 105664896

約数和(自身を除く): 37260903

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 44621, 133863, 312347, 937041, 3257333, 9771999, 22801331, 68403993]

約数ペア:

[(1, 68403993), (3, 22801331), (7, 9771999), (21, 3257333), (73, 937041), (219, 312347), (511, 133863), (1533, 44621)]