190020971

素因数分解:

$7^3\times {\mathrm{73}}^1\times {\mathrm{7589}}^1$

素因数の和:7683

約数の個数: 16

約数和(自身を含む): 224664000

約数和(自身を除く): 34643029

約数列:

[1, 7, 49, 73, 343, 511, 3577, 7589, 25039, 53123, 371861, 553997, 2603027, 3877979, 27145853, 190020971]

約数ペア:

[(1, 190020971), (7, 27145853), (49, 3877979), (73, 2603027), (343, 553997), (511, 371861), (3577, 53123), (7589, 25039)]