206515043

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 238680000

約数和(自身を除く): 32164957

約数列:

[1, 7, 149, 389, 509, 1043, 2723, 3563, 57961, 75841, 198001, 405727, 530887, 1386007, 29502149, 206515043]

約数ペア:

[(1, 206515043), (7, 29502149), (149, 1386007), (389, 530887), (509, 405727), (1043, 198001), (2723, 75841), (3563, 57961)]