7990425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2122

約数の個数: 36

約数和(自身を含む): 15160860

約数和(自身を除く): 7170435

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 2089, 3825, 6267, 10445, 18801, 31335, 35513, 52225, 94005, 106539, 156675, 177565, 319617, 470025, 532695, 887825, 1598085, 2663475, 7990425]

約数ペア:

[(1, 7990425), (3, 2663475), (5, 1598085), (9, 887825), (15, 532695), (17, 470025), (25, 319617), (45, 177565), (51, 156675), (75, 106539), (85, 94005), (153, 52225), (225, 35513), (255, 31335), (425, 18801), (765, 10445), (1275, 6267), (2089, 3825)]