27868985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3617}}^1$

素因数の和:3712

約数の個数: 16

約数和(自身を含む): 35427456

約数和(自身を除く): 7558471

約数列:

[1, 5, 23, 67, 115, 335, 1541, 3617, 7705, 18085, 83191, 242339, 415955, 1211695, 5573797, 27868985]

約数ペア:

[(1, 27868985), (5, 5573797), (23, 1211695), (67, 415955), (115, 242339), (335, 83191), (1541, 18085), (3617, 7705)]