128961805

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{160201}}^1$

素因数の和:160236

約数の個数: 16

約数和(自身を含む): 184552704

約数和(自身を除く): 55590899

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 160201, 801005, 1121407, 3684623, 5607035, 18423115, 25792361, 128961805]

約数ペア:

[(1, 128961805), (5, 25792361), (7, 18423115), (23, 5607035), (35, 3684623), (115, 1121407), (161, 801005), (805, 160201)]