16451897

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 21127392

約数和(自身を除く): 4675495

約数列:

[1, 7, 11, 49, 77, 131, 233, 539, 917, 1441, 1631, 2563, 6419, 10087, 11417, 17941, 30523, 70609, 125587, 213661, 335753, 1495627, 2350271, 16451897]

約数ペア:

[(1, 16451897), (7, 2350271), (11, 1495627), (49, 335753), (77, 213661), (131, 125587), (233, 70609), (539, 30523), (917, 17941), (1441, 11417), (1631, 10087), (2563, 6419)]