1891589

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 2334720

約数和(自身を除く): 443131

約数列:

[1, 7, 23, 31, 161, 217, 379, 713, 2653, 4991, 8717, 11749, 61019, 82243, 270227, 1891589]

約数ペア:

[(1, 1891589), (7, 270227), (23, 82243), (31, 61019), (161, 11749), (217, 8717), (379, 4991), (713, 2653)]