2000453

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 2635200

約数和(自身を除く): 634747

約数列:

[1, 7, 13, 19, 89, 91, 133, 169, 247, 623, 1157, 1183, 1691, 1729, 3211, 8099, 11837, 15041, 21983, 22477, 105287, 153881, 285779, 2000453]

約数ペア:

[(1, 2000453), (7, 285779), (13, 153881), (19, 105287), (89, 22477), (91, 21983), (133, 15041), (169, 11837), (247, 8099), (623, 3211), (1157, 1729), (1183, 1691)]