15819245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 20875176

約数和(自身を除く): 5055931

約数列:

[1, 5, 13, 65, 97, 169, 193, 485, 845, 965, 1261, 2509, 6305, 12545, 16393, 18721, 32617, 81965, 93605, 163085, 243373, 1216865, 3163849, 15819245]

約数ペア:

[(1, 15819245), (5, 3163849), (13, 1216865), (65, 243373), (97, 163085), (169, 93605), (193, 81965), (485, 32617), (845, 18721), (965, 16393), (1261, 12545), (2509, 6305)]