118713985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{20521}}^1$

素因数の和:20628

約数の個数: 16

約数和(自身を含む): 155146320

約数和(自身を除く): 36432335

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 20521, 102605, 266773, 1333865, 1826369, 9131845, 23742797, 118713985]

約数ペア:

[(1, 118713985), (5, 23742797), (13, 9131845), (65, 1826369), (89, 1333865), (445, 266773), (1157, 102605), (5785, 20521)]