127739913

素因数分解:

$3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{5023}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 199312128

約数和(自身を除く): 71572215

約数列:

[1, 3, 7, 21, 49, 147, 173, 519, 1211, 3633, 5023, 8477, 15069, 25431, 35161, 105483, 246127, 738381, 868979, 2606937, 6082853, 18248559, 42579971, 127739913]

約数ペア:

[(1, 127739913), (3, 42579971), (7, 18248559), (21, 6082853), (49, 2606937), (147, 868979), (173, 738381), (519, 246127), (1211, 105483), (3633, 35161), (5023, 25431), (8477, 15069)]