131566393

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{4139}}^1$

素因数の和:4404

約数の個数: 16

約数和(自身を含む): 158976000

約数和(自身を除く): 27409607

約数列:

[1, 7, 19, 133, 239, 1673, 4139, 4541, 28973, 31787, 78641, 550487, 989221, 6924547, 18795199, 131566393]

約数ペア:

[(1, 131566393), (7, 18795199), (19, 6924547), (133, 989221), (239, 550487), (1673, 78641), (4139, 31787), (4541, 28973)]