201280425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{157867}}^1$

素因数の和:157897

約数の個数: 24

約数和(自身を含む): 352361376

約数和(自身を除く): 151080951

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 157867, 473601, 789335, 2368005, 2683739, 3946675, 8051217, 11840025, 13418695, 40256085, 67093475, 201280425]

約数ペア:

[(1, 201280425), (3, 67093475), (5, 40256085), (15, 13418695), (17, 11840025), (25, 8051217), (51, 3946675), (75, 2683739), (85, 2368005), (255, 789335), (425, 473601), (1275, 157867)]