128372168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{943913}}^1$

素因数の和:943936

約数の個数: 16

約数和(自身を含む): 254856780

約数和(自身を除く): 126484612

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 943913, 1887826, 3775652, 7551304, 16046521, 32093042, 64186084, 128372168]

約数ペア:

[(1, 128372168), (2, 64186084), (4, 32093042), (8, 16046521), (17, 7551304), (34, 3775652), (68, 1887826), (136, 943913)]