128812533

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 188006400

約数和(自身を除く): 59193867

約数列:

[1, 3, 19, 31, 57, 93, 269, 271, 589, 807, 813, 1767, 5111, 5149, 8339, 8401, 15333, 15447, 25017, 25203, 72899, 158441, 159619, 218697, 475323, 478857, 1385081, 2259869, 4155243, 6779607, 42937511, 128812533]

約数ペア:

[(1, 128812533), (3, 42937511), (19, 6779607), (31, 4155243), (57, 2259869), (93, 1385081), (269, 478857), (271, 475323), (589, 218697), (807, 159619), (813, 158441), (1767, 72899), (5111, 25203), (5149, 25017), (8339, 15447), (8401, 15333)]