1021275

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 2008800

約数和(自身を除く): 987525

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 89, 135, 153, 225, 255, 267, 425, 445, 459, 675, 765, 801, 1275, 1335, 1513, 2225, 2295, 2403, 3825, 4005, 4539, 6675, 7565, 11475, 12015, 13617, 20025, 22695, 37825, 40851, 60075, 68085, 113475, 204255, 340425, 1021275]

約数ペア:

[(1, 1021275), (3, 340425), (5, 204255), (9, 113475), (15, 68085), (17, 60075), (25, 40851), (27, 37825), (45, 22695), (51, 20025), (75, 13617), (85, 12015), (89, 11475), (135, 7565), (153, 6675), (225, 4539), (255, 4005), (267, 3825), (425, 2403), (445, 2295), (459, 2225), (675, 1513), (765, 1335), (801, 1275)]