1987475

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 2895648

約数和(自身を除く): 908173

約数列:

[1, 5, 7, 25, 35, 41, 175, 205, 277, 287, 1025, 1385, 1435, 1939, 6925, 7175, 9695, 11357, 48475, 56785, 79499, 283925, 397495, 1987475]

約数ペア:

[(1, 1987475), (5, 397495), (7, 283925), (25, 79499), (35, 56785), (41, 48475), (175, 11357), (205, 9695), (277, 7175), (287, 6925), (1025, 1939), (1385, 1435)]