204521149

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{219679}}^1$

素因数の和:219712

約数の個数: 12

約数和(自身を含む): 250435200

約数和(自身を除く): 45914051

約数列:

[1, 7, 19, 49, 133, 931, 219679, 1537753, 4173901, 10764271, 29217307, 204521149]

約数ペア:

[(1, 204521149), (7, 29217307), (19, 10764271), (49, 4173901), (133, 1537753), (931, 219679)]