391640368

素因数分解:

$2^4\times 7^1\times {\mathrm{3496789}}^1$

素因数の和:3496804

約数の個数: 20

約数和(自身を含む): 867203920

約数和(自身を除く): 475563552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3496789, 6993578, 13987156, 24477523, 27974312, 48955046, 55948624, 97910092, 195820184, 391640368]

約数ペア:

[(1, 391640368), (2, 195820184), (4, 97910092), (7, 55948624), (8, 48955046), (14, 27974312), (16, 24477523), (28, 13987156), (56, 6993578), (112, 3496789)]