128434735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{683}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 182020608

約数和(自身を除く): 53585873

約数列:

[1, 5, 11, 13, 55, 65, 143, 263, 683, 715, 1315, 2893, 3415, 3419, 7513, 8879, 14465, 17095, 37565, 37609, 44395, 97669, 179629, 188045, 488345, 898145, 1975919, 2335177, 9879595, 11675885, 25686947, 128434735]

約数ペア:

[(1, 128434735), (5, 25686947), (11, 11675885), (13, 9879595), (55, 2335177), (65, 1975919), (143, 898145), (263, 488345), (683, 188045), (715, 179629), (1315, 97669), (2893, 44395), (3415, 37609), (3419, 37565), (7513, 17095), (8879, 14465)]