400406388

素因数分解:

$2^2\times 3^1\times {\mathrm{643}}^1\times {\mathrm{51893}}^1$

素因数の和:52543

約数の個数: 24

約数和(自身を含む): 935752608

約数和(自身を除く): 535346220

約数列:

[1, 2, 3, 4, 6, 12, 643, 1286, 1929, 2572, 3858, 7716, 51893, 103786, 155679, 207572, 311358, 622716, 33367199, 66734398, 100101597, 133468796, 200203194, 400406388]

約数ペア:

[(1, 400406388), (2, 200203194), (3, 133468796), (4, 100101597), (6, 66734398), (12, 33367199), (643, 622716), (1286, 311358), (1929, 207572), (2572, 155679), (3858, 103786), (7716, 51893)]