1640357823

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{267901}}^1$

素因数の和:268074

約数の個数: 16

約数和(自身を含む): 2370396896

約数和(自身を除く): 730039073

約数列:

[1, 3, 13, 39, 157, 471, 2041, 6123, 267901, 803703, 3482713, 10448139, 42060457, 126181371, 546785941, 1640357823]

約数ペア:

[(1, 1640357823), (3, 546785941), (13, 126181371), (39, 42060457), (157, 10448139), (471, 3482713), (2041, 803703), (6123, 267901)]