155890994

素因数分解:

$2^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{19501}}^1$

素因数の和:20081

約数の個数: 16

約数和(自身を含む): 267723456

約数和(自身を除く): 111832462

約数列:

[1, 2, 7, 14, 571, 1142, 3997, 7994, 19501, 39002, 136507, 273014, 11135071, 22270142, 77945497, 155890994]

約数ペア:

[(1, 155890994), (2, 77945497), (7, 22270142), (14, 11135071), (571, 273014), (1142, 136507), (3997, 39002), (7994, 19501)]