39397142

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1111

約数の個数: 16

約数和(自身を含む): 60091200

約数和(自身を除く): 20694058

約数列:

[1, 2, 79, 158, 389, 641, 778, 1282, 30731, 50639, 61462, 101278, 249349, 498698, 19698571, 39397142]

約数ペア:

[(1, 39397142), (2, 19698571), (79, 498698), (158, 249349), (389, 101278), (641, 61462), (778, 50639), (1282, 30731)]