1260525

素因数分解:

$3^1\times 5^2\times 7^5$

素因数の和:48

約数の個数: 36

約数和(自身を含む): 2431392

約数和(自身を除く): 1170867

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 1029, 1225, 1715, 2401, 3675, 5145, 7203, 8575, 12005, 16807, 25725, 36015, 50421, 60025, 84035, 180075, 252105, 420175, 1260525]

約数ペア:

[(1, 1260525), (3, 420175), (5, 252105), (7, 180075), (15, 84035), (21, 60025), (25, 50421), (35, 36015), (49, 25725), (75, 16807), (105, 12005), (147, 8575), (175, 7203), (245, 5145), (343, 3675), (525, 2401), (735, 1715), (1029, 1225)]