28274603

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 34820352

約数和(自身を除く): 6545749

約数列:

[1, 7, 19, 67, 133, 167, 361, 469, 1169, 1273, 2527, 3173, 8911, 11189, 22211, 24187, 60287, 78323, 169309, 212591, 422009, 1488137, 4039229, 28274603]

約数ペア:

[(1, 28274603), (7, 4039229), (19, 1488137), (67, 422009), (133, 212591), (167, 169309), (361, 78323), (469, 60287), (1169, 24187), (1273, 22211), (2527, 11189), (3173, 8911)]