16145745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 32799168

約数和(自身を除く): 16653423

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 1997, 2695, 5991, 8085, 9985, 13979, 21967, 29955, 41937, 65901, 69895, 97853, 109835, 153769, 209685, 293559, 329505, 461307, 489265, 768845, 1076383, 1467795, 2306535, 3229149, 5381915, 16145745]

約数ペア:

[(1, 16145745), (3, 5381915), (5, 3229149), (7, 2306535), (11, 1467795), (15, 1076383), (21, 768845), (33, 489265), (35, 461307), (49, 329505), (55, 293559), (77, 209685), (105, 153769), (147, 109835), (165, 97853), (231, 69895), (245, 65901), (385, 41937), (539, 29955), (735, 21967), (1155, 13979), (1617, 9985), (1997, 8085), (2695, 5991)]