128365938

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{125113}}^1$

素因数の和:125143

約数の個数: 32

約数和(自身を含む): 300273600

約数和(自身を除く): 171907662

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 125113, 250226, 375339, 750678, 1126017, 2252034, 2377147, 3378051, 4754294, 6756102, 7131441, 14262882, 21394323, 42788646, 64182969, 128365938]

約数ペア:

[(1, 128365938), (2, 64182969), (3, 42788646), (6, 21394323), (9, 14262882), (18, 7131441), (19, 6756102), (27, 4754294), (38, 3378051), (54, 2377147), (57, 2252034), (114, 1126017), (171, 750678), (342, 375339), (513, 250226), (1026, 125113)]