13403075

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 20832000

約数和(自身を除く): 7428925

約数列:

[1, 5, 7, 19, 25, 29, 35, 95, 133, 139, 145, 175, 203, 475, 551, 665, 695, 725, 973, 1015, 2641, 2755, 3325, 3475, 3857, 4031, 4865, 5075, 13205, 13775, 18487, 19285, 20155, 24325, 28217, 66025, 76589, 92435, 96425, 100775, 141085, 382945, 462175, 536123, 705425, 1914725, 2680615, 13403075]

約数ペア:

[(1, 13403075), (5, 2680615), (7, 1914725), (19, 705425), (25, 536123), (29, 462175), (35, 382945), (95, 141085), (133, 100775), (139, 96425), (145, 92435), (175, 76589), (203, 66025), (475, 28217), (551, 24325), (665, 20155), (695, 19285), (725, 18487), (973, 13775), (1015, 13205), (2641, 5075), (2755, 4865), (3325, 4031), (3475, 3857)]