681356207

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{22973}}^1$

素因数の和:23222

約数の個数: 16

約数和(自身を含む): 823388160

約数和(自身を除く): 142031953

約数列:

[1, 7, 19, 133, 223, 1561, 4237, 22973, 29659, 160811, 436487, 3055409, 5122979, 35860853, 97336601, 681356207]

約数ペア:

[(1, 681356207), (7, 97336601), (19, 35860853), (133, 5122979), (223, 3055409), (1561, 436487), (4237, 160811), (22973, 29659)]