3905209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 4991616

約数和(自身を除く): 1086407

約数列:

[1, 7, 11, 41, 77, 287, 451, 1237, 3157, 8659, 13607, 50717, 95249, 355019, 557887, 3905209]

約数ペア:

[(1, 3905209), (7, 557887), (11, 355019), (41, 95249), (77, 50717), (287, 13607), (451, 8659), (1237, 3157)]