207745415

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 269222400

約数和(自身を除く): 61476985

約数列:

[1, 5, 29, 31, 113, 145, 155, 409, 565, 899, 2045, 3277, 3503, 4495, 11861, 12679, 16385, 17515, 46217, 59305, 63395, 101587, 231085, 367691, 507935, 1340293, 1432727, 1838455, 6701465, 7163635, 41549083, 207745415]

約数ペア:

[(1, 207745415), (5, 41549083), (29, 7163635), (31, 6701465), (113, 1838455), (145, 1432727), (155, 1340293), (409, 507935), (565, 367691), (899, 231085), (2045, 101587), (3277, 63395), (3503, 59305), (4495, 46217), (11861, 17515), (12679, 16385)]