38904397

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 45532800

約数和(自身を除く): 6628403

約数列:

[1, 7, 61, 179, 427, 509, 1253, 3563, 10919, 31049, 76433, 91111, 217343, 637777, 5557771, 38904397]

約数ペア:

[(1, 38904397), (7, 5557771), (61, 637777), (179, 217343), (427, 91111), (509, 76433), (1253, 31049), (3563, 10919)]