663813958

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1\times {\mathrm{6217}}^1$

素因数の和:6687

約数の個数: 16

約数和(自身を含む): 1004629824

約数和(自身を除く): 340815866

約数列:

[1, 2, 197, 271, 394, 542, 6217, 12434, 53387, 106774, 1224749, 1684807, 2449498, 3369614, 331906979, 663813958]

約数ペア:

[(1, 663813958), (2, 331906979), (197, 3369614), (271, 2449498), (394, 1684807), (542, 1224749), (6217, 106774), (12434, 53387)]