2912309785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{11801}}^1$

素因数の和:12465

約数の個数: 32

約数和(自身を含む): 4364285184

約数和(自身を除く): 1451975399

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 641, 3205, 4487, 7051, 11801, 22435, 35255, 49357, 59005, 82607, 129811, 246785, 413035, 649055, 908677, 4543385, 7564441, 37822205, 52951087, 83208851, 264755435, 416044255, 582461957, 2912309785]

約数ペア:

[(1, 2912309785), (5, 582461957), (7, 416044255), (11, 264755435), (35, 83208851), (55, 52951087), (77, 37822205), (385, 7564441), (641, 4543385), (3205, 908677), (4487, 649055), (7051, 413035), (11801, 246785), (22435, 129811), (35255, 82607), (49357, 59005)]