1105518988

素因数分解:

$2^2\times 7^2\times {\mathrm{5640403}}^1$

素因数の和:5640421

約数の個数: 18

約数和(自身を含む): 2250521196

約数和(自身を除く): 1145002208

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 5640403, 11280806, 22561612, 39482821, 78965642, 157931284, 276379747, 552759494, 1105518988]

約数ペア:

[(1, 1105518988), (2, 552759494), (4, 276379747), (7, 157931284), (14, 78965642), (28, 39482821), (49, 22561612), (98, 11280806), (196, 5640403)]