1399825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 2093120

約数和(自身を除く): 693295

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 421, 475, 665, 2105, 2947, 3325, 7999, 10525, 14735, 39995, 55993, 73675, 199975, 279965, 1399825]

約数ペア:

[(1, 1399825), (5, 279965), (7, 199975), (19, 73675), (25, 55993), (35, 39995), (95, 14735), (133, 10525), (175, 7999), (421, 3325), (475, 2947), (665, 2105)]