128623683

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 187790400

約数和(自身を除く): 59166717

約数列:

[1, 3, 17, 41, 51, 123, 137, 411, 449, 697, 1347, 2091, 2329, 5617, 6987, 7633, 16851, 18409, 22899, 55227, 61513, 95489, 184539, 286467, 312953, 938859, 1045721, 2522033, 3137163, 7566099, 42874561, 128623683]

約数ペア:

[(1, 128623683), (3, 42874561), (17, 7566099), (41, 3137163), (51, 2522033), (123, 1045721), (137, 938859), (411, 312953), (449, 286467), (697, 184539), (1347, 95489), (2091, 61513), (2329, 55227), (5617, 22899), (6987, 18409), (7633, 16851)]