210638415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{63541}}^1$

素因数の和:63579

約数の個数: 32

約数和(自身を含む): 384302016

約数和(自身を除く): 173663601

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 63541, 190623, 317705, 826033, 953115, 1080197, 2478099, 3240591, 4130165, 5400985, 12390495, 14042561, 16202955, 42127683, 70212805, 210638415]

約数ペア:

[(1, 210638415), (3, 70212805), (5, 42127683), (13, 16202955), (15, 14042561), (17, 12390495), (39, 5400985), (51, 4130165), (65, 3240591), (85, 2478099), (195, 1080197), (221, 953115), (255, 826033), (663, 317705), (1105, 190623), (3315, 63541)]