1242784278

素因数分解:

$2^1\times 3^2\times {\mathrm{69043571}}^1$

素因数の和:69043579

約数の個数: 12

約数和(自身を含む): 2692699308

約数和(自身を除く): 1449915030

約数列:

[1, 2, 3, 6, 9, 18, 69043571, 138087142, 207130713, 414261426, 621392139, 1242784278]

約数ペア:

[(1, 1242784278), (2, 621392139), (3, 414261426), (6, 207130713), (9, 138087142), (18, 69043571)]