8240281

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 10342080

約数和(自身を除く): 2101799

約数列:

[1, 7, 19, 49, 53, 133, 167, 371, 931, 1007, 1169, 2597, 3173, 7049, 8183, 8851, 22211, 49343, 61957, 155477, 168169, 433699, 1177183, 8240281]

約数ペア:

[(1, 8240281), (7, 1177183), (19, 433699), (49, 168169), (53, 155477), (133, 61957), (167, 49343), (371, 22211), (931, 8851), (1007, 8183), (1169, 7049), (2597, 3173)]