28474425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 59192640

約数和(自身を除く): 30718215

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 101, 105, 175, 179, 225, 303, 315, 505, 525, 537, 707, 895, 909, 1253, 1515, 1575, 1611, 2121, 2525, 2685, 3535, 3759, 4475, 4545, 6265, 6363, 7575, 8055, 10605, 11277, 13425, 17675, 18079, 18795, 22725, 31325, 31815, 40275, 53025, 54237, 56385, 90395, 93975, 126553, 159075, 162711, 271185, 281925, 379659, 451975, 632765, 813555, 1138977, 1355925, 1898295, 3163825, 4067775, 5694885, 9491475, 28474425]

約数ペア:

[(1, 28474425), (3, 9491475), (5, 5694885), (7, 4067775), (9, 3163825), (15, 1898295), (21, 1355925), (25, 1138977), (35, 813555), (45, 632765), (63, 451975), (75, 379659), (101, 281925), (105, 271185), (175, 162711), (179, 159075), (225, 126553), (303, 93975), (315, 90395), (505, 56385), (525, 54237), (537, 53025), (707, 40275), (895, 31815), (909, 31325), (1253, 22725), (1515, 18795), (1575, 18079), (1611, 17675), (2121, 13425), (2525, 11277), (2685, 10605), (3535, 8055), (3759, 7575), (4475, 6363), (4545, 6265)]