81519075

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{10979}}^1$

素因数の和:11009

約数の個数: 48

約数和(自身を含む): 163382400

約数和(自身を除く): 81863325

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 135, 165, 225, 275, 297, 495, 675, 825, 1485, 2475, 7425, 10979, 32937, 54895, 98811, 120769, 164685, 274475, 296433, 362307, 494055, 603845, 823425, 1086921, 1482165, 1811535, 2470275, 3019225, 3260763, 5434605, 7410825, 9057675, 16303815, 27173025, 81519075]

約数ペア:

[(1, 81519075), (3, 27173025), (5, 16303815), (9, 9057675), (11, 7410825), (15, 5434605), (25, 3260763), (27, 3019225), (33, 2470275), (45, 1811535), (55, 1482165), (75, 1086921), (99, 823425), (135, 603845), (165, 494055), (225, 362307), (275, 296433), (297, 274475), (495, 164685), (675, 120769), (825, 98811), (1485, 54895), (2475, 32937), (7425, 10979)]