128330015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 173560320

約数和(自身を除く): 45230305

約数列:

[1, 5, 11, 55, 59, 71, 295, 355, 557, 649, 781, 2785, 3245, 3905, 4189, 6127, 20945, 30635, 32863, 39547, 46079, 164315, 197735, 230395, 361493, 435017, 1807465, 2175085, 2333273, 11666365, 25666003, 128330015]

約数ペア:

[(1, 128330015), (5, 25666003), (11, 11666365), (55, 2333273), (59, 2175085), (71, 1807465), (295, 435017), (355, 361493), (557, 230395), (649, 197735), (781, 164315), (2785, 46079), (3245, 39547), (3905, 32863), (4189, 30635), (6127, 20945)]