40811865

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38321}}^1$

素因数の和:38400

約数の個数: 16

約数和(自身を含む): 66220416

約数和(自身を除く): 25408551

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 38321, 114963, 191605, 574815, 2720791, 8162373, 13603955, 40811865]

約数ペア:

[(1, 40811865), (3, 13603955), (5, 8162373), (15, 2720791), (71, 574815), (213, 191605), (355, 114963), (1065, 38321)]