571725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{11}}^2$

素因数の和:48

約数の個数: 72

約数和(自身を含む): 1319360

約数和(自身を除く): 747635

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 99, 105, 121, 135, 165, 175, 189, 225, 231, 275, 297, 315, 363, 385, 495, 525, 605, 675, 693, 825, 847, 945, 1089, 1155, 1485, 1575, 1815, 1925, 2079, 2475, 2541, 3025, 3267, 3465, 4235, 4725, 5445, 5775, 7425, 7623, 9075, 10395, 12705, 16335, 17325, 21175, 22869, 27225, 38115, 51975, 63525, 81675, 114345, 190575, 571725]

約数ペア:

[(1, 571725), (3, 190575), (5, 114345), (7, 81675), (9, 63525), (11, 51975), (15, 38115), (21, 27225), (25, 22869), (27, 21175), (33, 17325), (35, 16335), (45, 12705), (55, 10395), (63, 9075), (75, 7623), (77, 7425), (99, 5775), (105, 5445), (121, 4725), (135, 4235), (165, 3465), (175, 3267), (189, 3025), (225, 2541), (231, 2475), (275, 2079), (297, 1925), (315, 1815), (363, 1575), (385, 1485), (495, 1155), (525, 1089), (605, 945), (675, 847), (693, 825)]