128617909

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{15073}}^1$

素因数の和:15156

約数の個数: 16

約数和(自身を含む): 156287232

約数和(自身を除く): 27669323

約数列:

[1, 7, 23, 53, 161, 371, 1219, 8533, 15073, 105511, 346679, 798869, 2426753, 5592083, 18373987, 128617909]

約数ペア:

[(1, 128617909), (7, 18373987), (23, 5592083), (53, 2426753), (161, 798869), (371, 346679), (1219, 105511), (8533, 15073)]