291208215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{10477}}^1$

素因数の和:10611

約数の個数: 32

約数和(自身を含む): 497914560

約数和(自身を除く): 206706345

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 1635, 1853, 5559, 9265, 10477, 27795, 31431, 52385, 157155, 178109, 534327, 890545, 1141993, 2671635, 3425979, 5709965, 17129895, 19413881, 58241643, 97069405, 291208215]

約数ペア:

[(1, 291208215), (3, 97069405), (5, 58241643), (15, 19413881), (17, 17129895), (51, 5709965), (85, 3425979), (109, 2671635), (255, 1141993), (327, 890545), (545, 534327), (1635, 178109), (1853, 157155), (5559, 52385), (9265, 31431), (10477, 27795)]