81306165

素因数分解:

$3^1\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{3373}}^1$

素因数の和:4988

約数の個数: 16

約数和(自身を含む): 130209408

約数和(自身を除く): 48903243

約数列:

[1, 3, 5, 15, 1607, 3373, 4821, 8035, 10119, 16865, 24105, 50595, 5420411, 16261233, 27102055, 81306165]

約数ペア:

[(1, 81306165), (3, 27102055), (5, 16261233), (15, 5420411), (1607, 50595), (3373, 24105), (4821, 16865), (8035, 10119)]