18119025

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1579}}^1$

素因数の和:1615

約数の個数: 48

約数和(自身を含む): 35265600

約数和(自身を除く): 17146575

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 1579, 2295, 3825, 4737, 7895, 11475, 14211, 23685, 26843, 39475, 42633, 71055, 80529, 118425, 134215, 213165, 241587, 355275, 402645, 671075, 724761, 1065825, 1207935, 2013225, 3623805, 6039675, 18119025]

約数ペア:

[(1, 18119025), (3, 6039675), (5, 3623805), (9, 2013225), (15, 1207935), (17, 1065825), (25, 724761), (27, 671075), (45, 402645), (51, 355275), (75, 241587), (85, 213165), (135, 134215), (153, 118425), (225, 80529), (255, 71055), (425, 42633), (459, 39475), (675, 26843), (765, 23685), (1275, 14211), (1579, 11475), (2295, 7895), (3825, 4737)]