13391325

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:428

約数の個数: 60

約数和(自身を含む): 26332020

約数和(自身を除く): 12940695

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 389, 405, 425, 459, 675, 765, 1167, 1275, 1377, 1945, 2025, 2295, 3501, 3825, 5835, 6613, 6885, 9725, 10503, 11475, 17505, 19839, 29175, 31509, 33065, 34425, 52515, 59517, 87525, 99195, 157545, 165325, 178551, 262575, 297585, 495975, 535653, 787725, 892755, 1487925, 2678265, 4463775, 13391325]

約数ペア:

[(1, 13391325), (3, 4463775), (5, 2678265), (9, 1487925), (15, 892755), (17, 787725), (25, 535653), (27, 495975), (45, 297585), (51, 262575), (75, 178551), (81, 165325), (85, 157545), (135, 99195), (153, 87525), (225, 59517), (255, 52515), (389, 34425), (405, 33065), (425, 31509), (459, 29175), (675, 19839), (765, 17505), (1167, 11475), (1275, 10503), (1377, 9725), (1945, 6885), (2025, 6613), (2295, 5835), (3501, 3825)]