27857475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7283}}^1$

素因数の和:7316

約数の個数: 36

約数和(自身を含む): 52838136

約数和(自身を除く): 24980661

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 7283, 21849, 36415, 65547, 109245, 123811, 182075, 327735, 371433, 546225, 619055, 1114299, 1638675, 1857165, 3095275, 5571495, 9285825, 27857475]

約数ペア:

[(1, 27857475), (3, 9285825), (5, 5571495), (9, 3095275), (15, 1857165), (17, 1638675), (25, 1114299), (45, 619055), (51, 546225), (75, 371433), (85, 327735), (153, 182075), (225, 123811), (255, 109245), (425, 65547), (765, 36415), (1275, 21849), (3825, 7283)]