211327425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{55249}}^1$

素因数の和:55282

約数の個数: 36

約数和(自身を含む): 400783500

約数和(自身を除く): 189456075

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 55249, 165747, 276245, 497241, 828735, 939233, 1381225, 2486205, 2817699, 4143675, 4696165, 8453097, 12431025, 14088495, 23480825, 42265485, 70442475, 211327425]

約数ペア:

[(1, 211327425), (3, 70442475), (5, 42265485), (9, 23480825), (15, 14088495), (17, 12431025), (25, 8453097), (45, 4696165), (51, 4143675), (75, 2817699), (85, 2486205), (153, 1381225), (225, 939233), (255, 828735), (425, 497241), (765, 276245), (1275, 165747), (3825, 55249)]