157214321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1\times {\mathrm{653}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 176109120

約数和(自身を除く): 18894799

約数列:

[1, 11, 43, 473, 509, 653, 5599, 7183, 21887, 28079, 240757, 308869, 332377, 3656147, 14292211, 157214321]

約数ペア:

[(1, 157214321), (11, 14292211), (43, 3656147), (473, 332377), (509, 308869), (653, 240757), (5599, 28079), (7183, 21887)]