157428278

素因数分解:

$2^1\times 7^2\times {\mathrm{991}}^1\times {\mathrm{1621}}^1$

素因数の和:2628

約数の個数: 24

約数和(自身を含む): 275143104

約数和(自身を除く): 117714826

約数列:

[1, 2, 7, 14, 49, 98, 991, 1621, 1982, 3242, 6937, 11347, 13874, 22694, 48559, 79429, 97118, 158858, 1606411, 3212822, 11244877, 22489754, 78714139, 157428278]

約数ペア:

[(1, 157428278), (2, 78714139), (7, 22489754), (14, 11244877), (49, 3212822), (98, 1606411), (991, 158858), (1621, 97118), (1982, 79429), (3242, 48559), (6937, 22694), (11347, 13874)]