81982159

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{1811}}^1$

素因数の和:2070

約数の個数: 16

約数和(自身を含む): 97413120

約数和(自身を除く): 15430961

約数列:

[1, 7, 29, 203, 223, 1561, 1811, 6467, 12677, 45269, 52519, 367633, 403853, 2826971, 11711737, 81982159]

約数ペア:

[(1, 81982159), (7, 11711737), (29, 2826971), (203, 403853), (223, 367633), (1561, 52519), (1811, 45269), (6467, 12677)]