2489725

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 3624768

約数和(自身を除く): 1135043

約数列:

[1, 5, 7, 25, 35, 41, 175, 205, 287, 347, 1025, 1435, 1735, 2429, 7175, 8675, 12145, 14227, 60725, 71135, 99589, 355675, 497945, 2489725]

約数ペア:

[(1, 2489725), (5, 497945), (7, 355675), (25, 99589), (35, 71135), (41, 60725), (175, 14227), (205, 12145), (287, 8675), (347, 7175), (1025, 2429), (1435, 1735)]