28438235

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{35327}}^1$

素因数の和:35362

約数の個数: 16

約数和(自身を含む): 40697856

約数和(自身を除く): 12259621

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 35327, 176635, 247289, 812521, 1236445, 4062605, 5687647, 28438235]

約数ペア:

[(1, 28438235), (5, 5687647), (7, 4062605), (23, 1236445), (35, 812521), (115, 247289), (161, 176635), (805, 35327)]