128807567

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{11941}}^1$

素因数の和:12038

約数の個数: 16

約数和(自身を含む): 155914752

約数和(自身を除く): 27107185

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 11941, 83587, 274643, 800047, 1922501, 5600329, 18401081, 128807567]

約数ペア:

[(1, 128807567), (7, 18401081), (23, 5600329), (67, 1922501), (161, 800047), (469, 274643), (1541, 83587), (10787, 11941)]